diff --git a/parse.y b/parse.y
index f7b84d45cf..f519eb6e2d 100644
--- a/parse.y
+++ b/parse.y
@@ -3739,7 +3739,7 @@ lhs		: user_or_keyword_variable
                         $$ = aryset(p, $1, $3, &@$);
                     /*% ripper: aref_field!($:1, $:3) %*/
                     }
-                | primary_value call_op tIDENTIFIER
+                | primary_value call_op ident_or_const
                     {
                         $$ = attrset(p, $1, $2, $3, &@$);
                     /*% ripper: field!($:1, $:2, $:3) %*/
@@ -3749,11 +3749,6 @@ lhs		: user_or_keyword_variable
                         $$ = attrset(p, $1, idCOLON2, $3, &@$);
                     /*% ripper: field!($:1, $:2, $:3) %*/
                     }
-                | primary_value call_op tCONSTANT
-                    {
-                        $$ = attrset(p, $1, $2, $3, &@$);
-                    /*% ripper: field!($:1, $:2, $:3) %*/
-                    }
                 | primary_value tCOLON2 tCONSTANT
                     {
                     /*% ripper: const_path_field!($:1, $:3) %*/