diff --git a/ext/opcache/ZendAccelerator.c b/ext/opcache/ZendAccelerator.c
index 23ea50a4e3c..53ad1b01690 100644
--- a/ext/opcache/ZendAccelerator.c
+++ b/ext/opcache/ZendAccelerator.c
@@ -4160,6 +4160,7 @@ static void preload_fix_trait_methods(zend_class_entry *ce)
 static int preload_optimize(zend_persistent_script *script)
 {
 	zend_class_entry *ce;
+	zend_persistent_script *tmp_script;
 
 	zend_shared_alloc_init_xlat_table();
 
@@ -4169,8 +4170,8 @@ static int preload_optimize(zend_persistent_script *script)
 		}
 	} ZEND_HASH_FOREACH_END();
 
-	ZEND_HASH_FOREACH_PTR(preload_scripts, script) {
-		ZEND_HASH_FOREACH_PTR(&script->script.class_table, ce) {
+	ZEND_HASH_FOREACH_PTR(preload_scripts, tmp_script) {
+		ZEND_HASH_FOREACH_PTR(&tmp_script->script.class_table, ce) {
 			if (ce->ce_flags & ZEND_ACC_TRAIT) {
 				preload_register_trait_methods(ce);
 			}