diff --git a/Potator/SVGameCore.mm b/Potator/SVGameCore.mm
index f3b1e4b..acf8814 100644
--- a/Potator/SVGameCore.mm
+++ b/Potator/SVGameCore.mm
@@ -42,6 +42,8 @@
     size_t   romBufferSize;
 
     COLOR_SCHEME displayMode;
+
+    NSTimeInterval frameInterval;
 }
 
 @end