diff --git a/source/TimingStruct.hx b/source/TimingStruct.hx
index 82128a3..28ae3f2 100644
--- a/source/TimingStruct.hx
+++ b/source/TimingStruct.hx
@@ -7,6 +7,7 @@ class TimingStruct
     public var bpm:Float = 0;
 
     public var startBeat:Float = 0;
+    public var startStep:Int = 0;
     public var endBeat:Float = Math.POSITIVE_INFINITY;
     public var startTime:Float = 0;
 
@@ -52,4 +53,4 @@ class TimingStruct
         }
         return null;
     }
-}
\ No newline at end of file
+}