diff --git a/main/rfc1867.c b/main/rfc1867.c
index 4292f5065bc..3ba78f73821 100644
--- a/main/rfc1867.c
+++ b/main/rfc1867.c
@@ -175,6 +175,7 @@ PHPAPI void destroy_uploaded_files_hash(void) /* {{{ */
 	} ZEND_HASH_FOREACH_END();
 	zend_hash_destroy(SG(rfc1867_uploaded_files));
 	FREE_HASHTABLE(SG(rfc1867_uploaded_files));
+	SG(rfc1867_uploaded_files) = NULL;
 }
 /* }}} */