diff --git a/leenkx/Sources/iron/system/Time.hx b/leenkx/Sources/iron/system/Time.hx
index 1ebc077..33684a5 100644
--- a/leenkx/Sources/iron/system/Time.hx
+++ b/leenkx/Sources/iron/system/Time.hx
@@ -14,7 +14,7 @@ class Time {
 		return 1 / frequency;
 	}
 	
-	static var _fixedStep: Null<Float>;
+	static var _fixedStep: Null<Float> = 1/60;
 	public static var fixedStep(get, never): Float;
 	static function get_fixedStep(): Float {
 		return _fixedStep;