diff --git a/src/parser/parser.yc b/src/parser/parser.yc
index 063c25b..3183c5e 100644
--- a/src/parser/parser.yc
+++ b/src/parser/parser.yc
@@ -641,15 +641,15 @@ attribute_list
 
 attribute
     : IDENTIFIER
-    | IDENTIFIER LPAREN primary_expression_list RPAREN
+    | IDENTIFIER LPAREN expression_list RPAREN
     ;
 
-primary_expression_list
-    : primary_expression {
+expression_list
+    : expression {
         $$ = new Node(NODE_TYPE_LIST);
         $$->list->push_back($1);
     }
-    | primary_expression_list COMMA primary_expression {
+    | expression_list COMMA expression {
         $$ = $1;
         $$->list->push_back($3);
     }