diff --git a/sched/Makefile b/sched/Makefile
index 339f117aba..0e07c5ba1b 100644
--- a/sched/Makefile
+++ b/sched/Makefile
@@ -100,21 +100,6 @@ ifeq ($(CONFIG_SCHED_CPULOAD),y)
 SCHED_SRCS += sched_cpuload.c
 endif
 
-GRP_SRCS  = group_create.c group_join.c group_leave.c group_find.c
-GRP_SRCS += group_setupstreams.c group_setupidlefiles.c group_setuptaskfiles.c
-GRP_SRCS += task_getgroup.c group_foreachchild.c group_killchildren.c
-
-ifeq ($(CONFIG_SCHED_HAVE_PARENT),y)
-GRP_SRCS += task_reparent.c
-ifeq ($(CONFIG_SCHED_CHILD_STATUS),y)
-GRP_SRCS += group_childstatus.c
-endif
-endif
-
-ifneq ($(CONFIG_DISABLE_SIGNALS),y)
-GRP_SRCS += group_signal.c
-endif
-
 WDOG_SRCS = wd_initialize.c wd_create.c wd_start.c wd_cancel.c wd_delete.c
 WDOG_SRCS += wd_gettime.c
 
@@ -143,16 +128,17 @@ endif
 
 IRQ_SRCS = irq_initialize.c irq_attach.c irq_dispatch.c irq_unexpectedisr.c
 
+include group/Make.defs
 include semaphore/Make.defs
 include signal/Make.defs
 include pthread/Make.defs
 include mqueue/Make.defs
 include environ/Make.defs
 
-CSRCS  = $(MISC_SRCS) $(TSK_SRCS) $(GRP_SRCS) $(SCHED_SRCS) $(WDOG_SRCS)
+CSRCS  = $(MISC_SRCS) $(TSK_SRCS) $(SCHED_SRCS) $(WDOG_SRCS)
 CSRCS += $(TIME_SRCS)  $(TIMER_SRCS) $(PGFILL_SRCS)
 CSRCS += $(IRQ_SRCS) $(CLOCK_SRCS)
-CSRCS += $(SEM_SRCS) $(SIGNAL_SRCS) $(PTHREAD_SRCS) $(MQUEUE_SRCS) $(ENV_SRCS)
+CSRCS += $(GRP_SRCS) $(SEM_SRCS) $(SIGNAL_SRCS) $(PTHREAD_SRCS) $(MQUEUE_SRCS) $(ENV_SRCS)
 
 COBJS = $(CSRCS:.c=$(OBJEXT))
 
diff --git a/sched/group/Make.defs b/sched/group/Make.defs
new file mode 100644
index 0000000000..b389055cf8
--- /dev/null
+++ b/sched/group/Make.defs
@@ -0,0 +1,54 @@
+############################################################################
+# sched/group/Make.defs
+#
+#   Copyright (C) 2014 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <gnutt@nuttx.org>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in
+#    the documentation and/or other materials provided with the
+#    distribution.
+# 3. Neither the name NuttX nor the names of its contributors may be
+#    used to endorse or promote products derived from this software
+#    without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+############################################################################
+
+GRP_SRCS  = group_create.c group_join.c group_leave.c group_find.c
+GRP_SRCS += group_setupstreams.c group_setupidlefiles.c group_setuptaskfiles.c
+GRP_SRCS += task_getgroup.c group_foreachchild.c group_killchildren.c
+
+ifeq ($(CONFIG_SCHED_HAVE_PARENT),y)
+GRP_SRCS += task_reparent.c
+ifeq ($(CONFIG_SCHED_CHILD_STATUS),y)
+GRP_SRCS += group_childstatus.c
+endif
+endif
+
+ifneq ($(CONFIG_DISABLE_SIGNALS),y)
+GRP_SRCS += group_signal.c
+endif
+
+# Include group build support
+
+DEPPATH += --dep-path group
+VPATH += :group
diff --git a/sched/group_internal.h b/sched/group/group.h
similarity index 97%
rename from sched/group_internal.h
rename to sched/group/group.h
index 41a9c10179..96ebe231d0 100644
--- a/sched/group_internal.h
+++ b/sched/group/group.h
@@ -1,5 +1,5 @@
 /****************************************************************************
- * sched/group_internal.h
+ * sched/group/group.h
  *
  *   Copyright (C) 2007-2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -33,8 +33,8 @@
  *
  ****************************************************************************/
 
-#ifndef __SCHED_GROUP_INERNAL_H
-#define __SCHED_GROUP_INERNAL_H
+#ifndef __SCHED_GROUP_GROUP_H
+#define __SCHED_GROUP_GROUP_H
 
 /****************************************************************************
  * Included Files
@@ -135,4 +135,4 @@ int  group_setupstreams(FAR struct task_tcb_s *tcb);
 #endif
 #endif
 
-#endif /* __SCHED_GROUP_INERNAL_H */
+#endif /* __SCHED_GROUP_GROUP_H */
diff --git a/sched/group_childstatus.c b/sched/group/group_childstatus.c
similarity index 99%
rename from sched/group_childstatus.c
rename to sched/group/group_childstatus.c
index 5a5ffe4ab7..bac8dac9fe 100644
--- a/sched/group_childstatus.c
+++ b/sched/group/group_childstatus.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * sched/group_childstatus.c
+ *  sched/group/group_childstatus.c
  *
  *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -44,7 +44,7 @@
 #include <debug.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 #if defined(CONFIG_SCHED_HAVE_PARENT) && defined(CONFIG_SCHED_CHILD_STATUS)
 
diff --git a/sched/group_create.c b/sched/group/group_create.c
similarity index 99%
rename from sched/group_create.c
rename to sched/group/group_create.c
index ef3b02f19e..36850f73dd 100644
--- a/sched/group_create.c
+++ b/sched/group/group_create.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * sched/group_create.c
+ *  sched/group/group_create.c
  *
  *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -46,7 +46,7 @@
 
 #include <nuttx/kmalloc.h>
 
-#include "group_internal.h"
+#include "group/group.h"
 #include "environ/environ.h"
 
 #ifdef HAVE_TASK_GROUP
diff --git a/sched/group_find.c b/sched/group/group_find.c
similarity index 99%
rename from sched/group_find.c
rename to sched/group/group_find.c
index 635aa9829f..0e9287e8a8 100644
--- a/sched/group_find.c
+++ b/sched/group/group_find.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * sched/group_find.c
+ *  sched/group/group_find.c
  *
  *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -46,7 +46,7 @@
 
 #include <nuttx/kmalloc.h>
 
-#include "group_internal.h"
+#include "group/group.h"
 #include "environ/environ.h"
 
 #ifdef HAVE_TASK_GROUP
diff --git a/sched/group_foreachchild.c b/sched/group/group_foreachchild.c
similarity index 98%
rename from sched/group_foreachchild.c
rename to sched/group/group_foreachchild.c
index bf7548e87b..deaeea2cde 100644
--- a/sched/group_foreachchild.c
+++ b/sched/group/group_foreachchild.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * sched/group_foreachchild.c
+ *  sched/group/group_foreachchild.c
  *
  *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -41,7 +41,7 @@
 
 #include <nuttx/sched.h>
 
-#include "group_internal.h"
+#include "group/group.h"
 
 #ifdef HAVE_GROUP_MEMBERS
 
diff --git a/sched/group_join.c b/sched/group/group_join.c
similarity index 99%
rename from sched/group_join.c
rename to sched/group/group_join.c
index 7f8871fe1d..e188a9ee38 100644
--- a/sched/group_join.c
+++ b/sched/group/group_join.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * sched/group_join.c
+ *  sched/group/group_join.c
  *
  *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -46,7 +46,7 @@
 
 #include <nuttx/kmalloc.h>
 
-#include "group_internal.h"
+#include "group/group.h"
 #include "environ/environ.h"
 
 #if defined(HAVE_TASK_GROUP) && !defined(CONFIG_DISABLE_PTHREAD)
diff --git a/sched/group_killchildren.c b/sched/group/group_killchildren.c
similarity index 98%
rename from sched/group_killchildren.c
rename to sched/group/group_killchildren.c
index a96ecd1134..a320d50bc5 100644
--- a/sched/group_killchildren.c
+++ b/sched/group/group_killchildren.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * sched/group_killchildren.c
+ *  sched/group/group_killchildren.c
  *
  *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -41,7 +41,7 @@
 
 #include <sched.h>
 
-#include "group_internal.h"
+#include "group/group.h"
 
 #if HAVE_GROUP_MEMBERS
 
diff --git a/sched/group_leave.c b/sched/group/group_leave.c
similarity index 99%
rename from sched/group_leave.c
rename to sched/group/group_leave.c
index 93ef5363d9..ec25792e74 100644
--- a/sched/group_leave.c
+++ b/sched/group/group_leave.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * sched/group_leave.c
+ *  sched/group/group_leave.c
  *
  *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -52,7 +52,7 @@
 #include "signal/signal.h"
 #include "pthread/pthread.h"
 #include "mqueue/mqueue.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 #ifdef HAVE_TASK_GROUP
 
diff --git a/sched/group_setupidlefiles.c b/sched/group/group_setupidlefiles.c
similarity index 98%
rename from sched/group_setupidlefiles.c
rename to sched/group/group_setupidlefiles.c
index 67001c1fba..f9261d0600 100644
--- a/sched/group_setupidlefiles.c
+++ b/sched/group/group_setupidlefiles.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * sched/group_setupidlefiles.c
+ *  sched/group/group_setupidlefiles.c
  *
  *   Copyright (C) 2007-2010, 2012-2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -50,7 +50,7 @@
 #include <nuttx/net/net.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 #if CONFIG_NFILE_DESCRIPTORS > 0 || CONFIG_NSOCKET_DESCRIPTORS > 0
 
diff --git a/sched/group_setupstreams.c b/sched/group/group_setupstreams.c
similarity index 99%
rename from sched/group_setupstreams.c
rename to sched/group/group_setupstreams.c
index 0f0bfd083f..73eea6b1db 100644
--- a/sched/group_setupstreams.c
+++ b/sched/group/group_setupstreams.c
@@ -46,7 +46,7 @@
 #include <nuttx/net/net.h>
 #include <nuttx/lib.h>
 
-#include "group_internal.h"
+#include "group/group.h"
 
 /* Make sure that there are file or socket descriptors in the system and
  * that some number of streams have been configured.
diff --git a/sched/group_setuptaskfiles.c b/sched/group/group_setuptaskfiles.c
similarity index 99%
rename from sched/group_setuptaskfiles.c
rename to sched/group/group_setuptaskfiles.c
index 6809f97847..91b4bf218b 100644
--- a/sched/group_setuptaskfiles.c
+++ b/sched/group/group_setuptaskfiles.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * sched/group_setuptaskfiles.c
+ *  sched/group/group_setuptaskfiles.c
  *
  *   Copyright (C) 2007-2008, 2010, 2012-2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -46,7 +46,7 @@
 #include <nuttx/net/net.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 #if CONFIG_NFILE_DESCRIPTORS > 0 || CONFIG_NSOCKET_DESCRIPTORS > 0
 
diff --git a/sched/group_signal.c b/sched/group/group_signal.c
similarity index 99%
rename from sched/group_signal.c
rename to sched/group/group_signal.c
index c158bc89ea..b1fafdc57d 100644
--- a/sched/group_signal.c
+++ b/sched/group/group_signal.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * sched/group_signal.c
+ *  sched/group/group_signal.c
  *
  *   Copyright (C) 2013 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -46,7 +46,7 @@
 #include <debug.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "signal/signal.h"
 
 #if defined(HAVE_TASK_GROUP) && !defined(CONFIG_DISABLE_SIGNALS)
diff --git a/sched/os_start.c b/sched/os_start.c
index 56f38d667c..618ddeb081 100644
--- a/sched/os_start.c
+++ b/sched/os_start.c
@@ -65,7 +65,7 @@
 #include  "timer_internal.h"
 #include  "irq_internal.h"
 #ifdef HAVE_TASK_GROUP
-#include  "group_internal.h"
+#include  "group/group.h"
 #endif
 
 /****************************************************************************
diff --git a/sched/pthread/pthread_completejoin.c b/sched/pthread/pthread_completejoin.c
index cfe65176ff..cb9f970de2 100644
--- a/sched/pthread/pthread_completejoin.c
+++ b/sched/pthread/pthread_completejoin.c
@@ -46,7 +46,7 @@
 #include <debug.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "pthread/pthread.h"
 
 /************************************************************************
diff --git a/sched/pthread/pthread_create.c b/sched/pthread/pthread_create.c
index 1484ef6341..c82ed08faf 100644
--- a/sched/pthread/pthread_create.c
+++ b/sched/pthread/pthread_create.c
@@ -53,7 +53,7 @@
 #include <nuttx/arch.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "clock_internal.h"
 #include "pthread/pthread.h"
 
diff --git a/sched/pthread/pthread_detach.c b/sched/pthread/pthread_detach.c
index 5b7f4a6111..2f5a3be86f 100644
--- a/sched/pthread/pthread_detach.c
+++ b/sched/pthread/pthread_detach.c
@@ -47,7 +47,7 @@
 #include <debug.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "pthread/pthread.h"
 
 /************************************************************************
diff --git a/sched/pthread/pthread_findjoininfo.c b/sched/pthread/pthread_findjoininfo.c
index 0f49becfee..f867bd03a2 100644
--- a/sched/pthread/pthread_findjoininfo.c
+++ b/sched/pthread/pthread_findjoininfo.c
@@ -41,7 +41,7 @@
 
 #include <sys/types.h>
 
-#include "group_internal.h"
+#include "group/group.h"
 #include "pthread/pthread.h"
 
 /************************************************************************
diff --git a/sched/pthread/pthread_join.c b/sched/pthread/pthread_join.c
index 3aeb133f39..a9b9d9e885 100644
--- a/sched/pthread/pthread_join.c
+++ b/sched/pthread/pthread_join.c
@@ -44,7 +44,7 @@
 #include <debug.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "pthread/pthread.h"
 
 /****************************************************************************
diff --git a/sched/sched_releasetcb.c b/sched/sched_releasetcb.c
index 96f9acff7a..5226d92fd1 100644
--- a/sched/sched_releasetcb.c
+++ b/sched/sched_releasetcb.c
@@ -45,7 +45,7 @@
 #include <nuttx/arch.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "timer_internal.h"
 
 /************************************************************************
diff --git a/sched/sched_waitid.c b/sched/sched_waitid.c
index 385dfa55a5..7329ef946d 100644
--- a/sched/sched_waitid.c
+++ b/sched/sched_waitid.c
@@ -46,7 +46,7 @@
 #include <nuttx/sched.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 #if defined(CONFIG_SCHED_WAITPID) && defined(CONFIG_SCHED_HAVE_PARENT)
 
diff --git a/sched/sched_waitpid.c b/sched/sched_waitpid.c
index fbed490c17..48f932878b 100644
--- a/sched/sched_waitpid.c
+++ b/sched/sched_waitpid.c
@@ -47,7 +47,7 @@
 #include <nuttx/sched.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 #ifdef CONFIG_SCHED_WAITPID
 
diff --git a/sched/signal/sig_action.c b/sched/signal/sig_action.c
index 6f07226cf8..055f5ec96b 100644
--- a/sched/signal/sig_action.c
+++ b/sched/signal/sig_action.c
@@ -46,7 +46,7 @@
 #include <errno.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "signal/signal.h"
 
 /****************************************************************************
diff --git a/sched/signal/sig_dispatch.c b/sched/signal/sig_dispatch.c
index 3697e8ee52..e269228634 100644
--- a/sched/signal/sig_dispatch.c
+++ b/sched/signal/sig_dispatch.c
@@ -49,7 +49,7 @@
 #include <nuttx/arch.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "semaphore/semaphore.h"
 #include "signal/signal.h"
 #include "mqueue/mqueue.h"
diff --git a/sched/task_create.c b/sched/task_create.c
index a64b4e21bc..55fdf22a6b 100644
--- a/sched/task_create.c
+++ b/sched/task_create.c
@@ -49,7 +49,7 @@
 #include <nuttx/kthread.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 /****************************************************************************
  * Definitions
diff --git a/sched/task_exithook.c b/sched/task_exithook.c
index 5074a99862..90056c2646 100644
--- a/sched/task_exithook.c
+++ b/sched/task_exithook.c
@@ -49,7 +49,7 @@
 #include <nuttx/fs/fs.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "signal/signal.h"
 
 /****************************************************************************
diff --git a/sched/task_getgroup.c b/sched/task_getgroup.c
index d38977d406..9c7b4b954e 100644
--- a/sched/task_getgroup.c
+++ b/sched/task_getgroup.c
@@ -42,7 +42,7 @@
 #include <sched.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 #ifdef HAVE_TASK_GROUP
 
diff --git a/sched/task_init.c b/sched/task_init.c
index 79189f6cc6..112ac6801e 100644
--- a/sched/task_init.c
+++ b/sched/task_init.c
@@ -47,7 +47,7 @@
 #include <nuttx/arch.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 /****************************************************************************
  * Definitions
diff --git a/sched/task_posixspawn.c b/sched/task_posixspawn.c
index bc6f8dccc9..122a83a28e 100644
--- a/sched/task_posixspawn.c
+++ b/sched/task_posixspawn.c
@@ -46,7 +46,7 @@
 #include <nuttx/binfmt/binfmt.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "spawn_internal.h"
 
 /****************************************************************************
diff --git a/sched/task_reparent.c b/sched/task_reparent.c
index 8bd1f9767d..7f8c8de413 100644
--- a/sched/task_reparent.c
+++ b/sched/task_reparent.c
@@ -42,7 +42,7 @@
 #include <errno.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 #ifdef CONFIG_SCHED_HAVE_PARENT
 
diff --git a/sched/task_restart.c b/sched/task_restart.c
index 45346c6f17..1e552030a5 100644
--- a/sched/task_restart.c
+++ b/sched/task_restart.c
@@ -46,7 +46,7 @@
 #include <nuttx/arch.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "signal/signal.h"
 
 /****************************************************************************
diff --git a/sched/task_setup.c b/sched/task_setup.c
index 28d5ecdd81..ddf1537bff 100644
--- a/sched/task_setup.c
+++ b/sched/task_setup.c
@@ -50,7 +50,7 @@
 
 #include "os_internal.h"
 #include "pthread/pthread.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 /****************************************************************************
  * Definitions
diff --git a/sched/task_spawn.c b/sched/task_spawn.c
index e14bb271d1..541c62b11d 100644
--- a/sched/task_spawn.c
+++ b/sched/task_spawn.c
@@ -45,7 +45,7 @@
 #include <debug.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 #include "spawn_internal.h"
 
 /****************************************************************************
diff --git a/sched/task_vfork.c b/sched/task_vfork.c
index 09d71cd26d..706ef864dd 100644
--- a/sched/task_vfork.c
+++ b/sched/task_vfork.c
@@ -49,7 +49,7 @@
 #include <nuttx/sched.h>
 
 #include "os_internal.h"
-#include "group_internal.h"
+#include "group/group.h"
 
 /****************************************************************************
  * Pre-processor Definitions