diff --git a/lib/parse.js b/lib/parse.js
index 118ccb9e..af8e9e76 100644
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -1890,12 +1890,15 @@ function parse($TEXT, options) {
             switch (start.value) {
               case "(":
                 var ex = params_or_seq_();
-                ex.start = start;
-                ex.end = S.token;
                 if (is("arrow", "=>")) {
+                    ex.start = start;
+                    ex.end = S.token;
                     return arrow_function(ex);
                 }
-                return subscripts(ex.as_expr(croak), allow_calls);
+                ex = ex.as_expr(croak);
+                ex.start = start;
+                ex.end = S.token;
+                return subscripts(ex, allow_calls);
               case "[":
                 return subscripts(array_(), allow_calls);
               case "{":