diff --git a/ext/opcache/jit/zend_jit_helpers.c b/ext/opcache/jit/zend_jit_helpers.c
index 24b0e6518c5..8fa258008af 100644
--- a/ext/opcache/jit/zend_jit_helpers.c
+++ b/ext/opcache/jit/zend_jit_helpers.c
@@ -254,8 +254,11 @@ static zval* ZEND_FASTCALL zend_jit_symtable_find(HashTable *ht, zend_string *st
 
 static zval* ZEND_FASTCALL zend_jit_hash_index_lookup_rw_no_packed(HashTable *ht, zend_long idx)
 {
-	zval *retval = _zend_hash_index_find(ht, idx);
+	zval *retval = NULL;
 
+	if (!HT_IS_PACKED(ht)) {
+		retval = _zend_hash_index_find(ht, idx);
+	}
 	if (!retval) {
 		retval = zend_undefined_offset_write(ht, idx);
 	}