diff --git a/internal/config/identity/ldap/config.go b/internal/config/identity/ldap/config.go
index 7ebb8b791..b208d1f6c 100644
--- a/internal/config/identity/ldap/config.go
+++ b/internal/config/identity/ldap/config.go
@@ -144,7 +144,7 @@ var (
 		},
 		config.KV{
 			Key:   STSExpiry,
-			Value: "1h",
+			Value: "",
 		},
 		config.KV{
 			Key:   TLSSkipVerify,