diff --git a/include/nuttx/kmalloc.h b/include/nuttx/kmalloc.h
index a8a3b04ba7..89e8e08ba2 100644
--- a/include/nuttx/kmalloc.h
+++ b/include/nuttx/kmalloc.h
@@ -28,6 +28,7 @@
 #include <nuttx/config.h>
 
 #include <sys/types.h>
+#include <malloc.h>
 #include <stdbool.h>
 #include <stdlib.h>
 
diff --git a/include/stdlib.h b/include/stdlib.h
index 502dc4c4ca..6fbf196c29 100644
--- a/include/stdlib.h
+++ b/include/stdlib.h
@@ -30,7 +30,6 @@
 
 #include <sys/types.h>
 #include <errno.h>
-#include <malloc.h>
 #include <stdint.h>
 #include <limits.h>
 
diff --git a/mm/mm_heap/mm_mallinfo.c b/mm/mm_heap/mm_mallinfo.c
index d13ed6679d..37be0b1feb 100644
--- a/mm/mm_heap/mm_mallinfo.c
+++ b/mm/mm_heap/mm_mallinfo.c
@@ -39,7 +39,7 @@
 
 #include <nuttx/config.h>
 
-#include <stdlib.h>
+#include <malloc.h>
 #include <assert.h>
 #include <debug.h>
 
diff --git a/mm/umm_heap/umm_mallinfo.c b/mm/umm_heap/umm_mallinfo.c
index 39a4058e23..2176095b2a 100644
--- a/mm/umm_heap/umm_mallinfo.c
+++ b/mm/umm_heap/umm_mallinfo.c
@@ -24,7 +24,7 @@
 
 #include <nuttx/config.h>
 
-#include <stdlib.h>
+#include <malloc.h>
 
 #include <nuttx/mm/mm.h>