diff --git a/zsnes/src/uic.c b/zsnes/src/uic.c
index f2c66868..cce2e3ac 100644
--- a/zsnes/src/uic.c
+++ b/zsnes/src/uic.c
@@ -505,8 +505,10 @@ void MultiMouseProcess()
         continue;
       }
 
-      if (event.device == (mouse^1));
+      if ((event.device == (mouse^1)) && !MouseWaiting[event.device])
       {
+        MouseMoveX[event.device] = 0;
+        MouseMoveY[event.device] = 0;
         MouseWaiting[event.device] = true;
       }