diff --git a/armsrc/Standalone/hf_mattyrun.c b/armsrc/Standalone/hf_mattyrun.c
index c0d603fbd..e14e89789 100644
--- a/armsrc/Standalone/hf_mattyrun.c
+++ b/armsrc/Standalone/hf_mattyrun.c
@@ -575,4 +575,5 @@ void RunMod(void) {
             }
         }
     }
+    LEDsoff();
 }