diff --git a/ext/mbstring/libmbfl/mbfl/mbfl_allocators.c b/ext/mbstring/libmbfl/mbfl/mbfl_allocators.c
index da563cc7d6d..42130e8b2c1 100644
--- a/ext/mbstring/libmbfl/mbfl/mbfl_allocators.c
+++ b/ext/mbstring/libmbfl/mbfl/mbfl_allocators.c
@@ -33,11 +33,6 @@
 #endif
 
 #include <stdlib.h>
-
-#ifdef HAVE_MEMORY_H
-#include <memory.h>
-#endif
-
 #include <string.h>
 #include <stddef.h>
 
diff --git a/win32/sendmail.c b/win32/sendmail.c
index 6a685ee477f..00063931eaf 100644
--- a/win32/sendmail.c
+++ b/win32/sendmail.c
@@ -26,7 +26,6 @@
 #include <string.h>
 #include <math.h>
 #include <malloc.h>
-#include <memory.h>
 #include <winbase.h>
 #include "sendmail.h"
 #include "php_ini.h"