diff --git a/embedx/config.schema.json b/embedx/config.schema.json
index be8dddc87f9b..662cd3403800 100644
--- a/embedx/config.schema.json
+++ b/embedx/config.schema.json
@@ -2656,7 +2656,6 @@
           "description": "Sets when a session can be extended. Settings this value to `24h` will prevent the session from being extended before until 24 hours before it expires. This setting prevents excessive writes to the database. We highly recommend setting this value.",
           "type": "string",
           "pattern": "^([0-9]+(ns|us|ms|s|m|h))+$",
-          "default": "24h",
           "examples": [
             "1h",
             "1m",
diff --git a/session/handler_test.go b/session/handler_test.go
index 938f772a3c6d..352301a682ab 100644
--- a/session/handler_test.go
+++ b/session/handler_test.go
@@ -1008,8 +1008,9 @@ func TestHandlerRefreshSessionBySessionID(t *testing.T) {
 		require.NoError(t, err)
 		require.Equal(t, http.StatusOK, res.StatusCode)
 
-		s, err = reg.SessionPersister().GetSession(context.Background(), s.ID, ExpandNothing)
+		updatedSession, err := reg.SessionPersister().GetSession(context.Background(), s.ID, ExpandNothing)
 		require.Nil(t, err)
+		require.True(t, s.ExpiresAt.Before(updatedSession.ExpiresAt))
 	})
 
 	t.Run("case=should return 400 when bad UUID is sent", func(t *testing.T) {