diff --git a/search/Search.i b/search/Search.i
index 1d0efdd6..205add9b 100644
--- a/search/Search.i
+++ b/search/Search.i
@@ -258,7 +258,7 @@ endpoint_slack(const Pin *pin,
 {
   Sta *sta = Sta::sta();
   sta->ensureLibLinked();
-  if (sta->isGroupPathName(path_group_name)) {
+  if (sta->isPathGroupName(path_group_name)) {
     Slack slack = sta->endpointSlack(pin, std::string(path_group_name), min_max);
     return sta->units()->timeUnit()->staToUser(slack);
   }