diff --git a/ext/standard/md5.c b/ext/standard/md5.c
index 899ff6aaeec..b7cff21d024 100644
--- a/ext/standard/md5.c
+++ b/ext/standard/md5.c
@@ -16,7 +16,6 @@
    +----------------------------------------------------------------------+
 */
 
-#include "php.h"
 #include "md5.h"
 
 PHPAPI void make_digest(char *md5str, const unsigned char *digest) /* {{{ */
diff --git a/ext/standard/md5.h b/ext/standard/md5.h
index 0003a934be6..5814142f196 100644
--- a/ext/standard/md5.h
+++ b/ext/standard/md5.h
@@ -18,6 +18,10 @@
 #ifndef MD5_H
 #define MD5_H
 
+#include "php.h" // for PHPAPI
+
+#include <stdint.h>
+
 PHPAPI void make_digest(char *md5str, const unsigned char *digest);
 PHPAPI void make_digest_ex(char *md5str, const unsigned char *digest, int len);