diff --git a/openembedded/packages/puzzles/puzzles_r6358.bb b/openembedded/packages/puzzles/puzzles_r6358.bb
index 06d243380a..c3725ac8f7 100644
--- a/openembedded/packages/puzzles/puzzles_r6358.bb
+++ b/openembedded/packages/puzzles/puzzles_r6358.bb
@@ -38,6 +38,7 @@ Terminal=false
 Type=Application
 Categories=Game
 StartupNotify=true
+SingleInstance=true
 STOP
         fi
     done