diff --git a/pglablib/catalog/PgTriggerContainer.cpp b/pglablib/catalog/PgTriggerContainer.cpp
index d082d4d..3ff2809 100644
--- a/pglablib/catalog/PgTriggerContainer.cpp
+++ b/pglablib/catalog/PgTriggerContainer.cpp
@@ -9,7 +9,9 @@ std::string PgTriggerContainer::getLoadQuery() const
 	std::string q =
 		"SELECT oid, tgname, tgrelid, tgfoid, tgtype, tgenabled, tgisinternal, tgconstrrelid, \n"
 		"		tgconstrindid, tgconstraint, tgdeferrable, tginitdeferred, tgnargs, tgattr, \n"
-		"       tgargs, COALESCE(substring(pg_get_triggerdef(oid), 'WHEN (.*) EXECUTE PROCEDURE'), substring(pg_get_triggerdef(oid), 'WHEN (.*)  \\$trigger')) AS whenclause";
+        "       tgargs, COALESCE(substring(pg_get_triggerdef(oid), 'WHEN \\(\\((.*)\\)\\) EXECUTE PROCEDURE'), "
+        "             substring(pg_get_triggerdef(oid), 'WHEN \\(\\((.*)\\)\\) EXECUTE FUNCTION'),"
+        "             substring(pg_get_triggerdef(oid), 'WHEN \\(\\((.*)\\)\\)  \\$trigger')) AS whenclause";
 	if (minimumVersion(100000)) {
 		q += ", tgoldtable, tgnewtable";
 	}