diff --git a/Slax/debian/modules/03-desktop/rootcopy/root/.fluxbox/startup b/Slax/debian/modules/03-desktop/rootcopy/root/.fluxbox/startup
index 8d62787..cafc725 100644
--- a/Slax/debian/modules/03-desktop/rootcopy/root/.fluxbox/startup
+++ b/Slax/debian/modules/03-desktop/rootcopy/root/.fluxbox/startup
@@ -76,7 +76,7 @@ rm -f $SIGNAL2 2>/dev/null
 
 # gen screen resolutions to fluxbox menu
 xrandr 2>/dev/null | fgrep x | fgrep . | sort -n | tr -s " " | cut -d " " -f 2 \
-| sed -r "s:(.*):[exec] (\\1) {xrandr -s \\1; killall -SIGUSR1 compton}:" > ~/.fluxbox/menu_resolution
+| sed -r "s:(.*):[exec] (\\1) {rm -f $SIGNAL1; xrandr -s \\1; while [ -e $SIGNAL1 ]; do sleep 0.1; done; killall -SIGUSR1 compton}:" > ~/.fluxbox/menu_resolution
 
 # In all cases, wait for the sound sleeper.
 # If startup took longer (sound completed already), no extra wait