diff --git a/modules.d/95uswsusp/resume-uswsusp.sh b/modules.d/95uswsusp/resume-uswsusp.sh
index 9b185671..ce0e3d23 100755
--- a/modules.d/95uswsusp/resume-uswsusp.sh
+++ b/modules.d/95uswsusp/resume-uswsusp.sh
@@ -8,4 +8,6 @@ case "$splash" in
     ;;
 esac
 
-/usr/sbin/resume $a_splash "$resume"
+if [ -n "$resume" ]; then
+    /usr/sbin/resume $a_splash "$resume"
+fi