diff --git a/Source/Editor/GUI/Timeline/GUI/Background.cs b/Source/Editor/GUI/Timeline/GUI/Background.cs
index e95ee6e16..ba0aef8ae 100644
--- a/Source/Editor/GUI/Timeline/GUI/Background.cs
+++ b/Source/Editor/GUI/Timeline/GUI/Background.cs
@@ -184,7 +184,7 @@ namespace FlaxEditor.GUI.Timeline.GUI
                     switch (timeShowMode)
                     {
                     case Timeline.TimeShowModes.Frames:
-                        labelText = tick.ToString("0000");
+                        labelText = tick.ToString("###0", CultureInfo.InvariantCulture);
                         break;
                     case Timeline.TimeShowModes.Seconds:
                         labelText = time.ToString("###0.##'s'", CultureInfo.InvariantCulture);