diff --git a/libs/libxx/Kconfig b/libs/libxx/Kconfig
index a29d159147..838bcc78d1 100644
--- a/libs/libxx/Kconfig
+++ b/libs/libxx/Kconfig
@@ -36,9 +36,9 @@ config LIBCXX
 	bool "Build LLVM libcxx (must be installed)"
 	default n
 	---help---
-		If you have installed libcxx into the NuttX source try, then it can
+		If you have installed libcxx into the NuttX source tree, then it can
 		be built by selecting this option.  See the README.txt file in the
-		libcxx packet for information on installing libcxx.
+		libcxx package for information on installing libcxx.
 
 if LIBCXX
 
diff --git a/sched/group/group_create.c b/sched/group/group_create.c
index 1dc255a23b..66ddc7868a 100644
--- a/sched/group/group_create.c
+++ b/sched/group/group_create.c
@@ -203,6 +203,9 @@ int group_allocate(FAR struct task_tcb_s *tcb, uint8_t ttype)
   /* In a flat, single-heap build.  The stream list is allocated with the
    * group structure.  But in a kernel build with a kernel allocator, it
    * must be separately allocated using a user-space allocator.
+   *
+   * REVISIT:  Kernel threads should not require a stream allocation.  They
+   * should not be using C buffered I/O at all.
    */
 
   group->tg_streamlist = (FAR struct streamlist *)
diff --git a/tools/Directories.mk b/tools/Directories.mk
index 7b048516b1..eaba9fd62c 100644
--- a/tools/Directories.mk
+++ b/tools/Directories.mk
@@ -74,7 +74,7 @@ endif
 #   configurations.
 
 ifeq ($(CONFIG_LIBCXX),y)
-LIBXX=libcxx
+LIBXX=libxx$(DELIM)libcxx
 else
 LIBXX=libxx
 endif