diff --git a/apps/widbaroalarm/screenshot.png b/apps/widbaroalarm/screenshot.png
index dc20f1da2..fcb6ad67e 100644
Binary files a/apps/widbaroalarm/screenshot.png and b/apps/widbaroalarm/screenshot.png differ
diff --git a/apps/widbaroalarm/widget.js b/apps/widbaroalarm/widget.js
index 81b663c15..bb8447588 100644
--- a/apps/widbaroalarm/widget.js
+++ b/apps/widbaroalarm/widget.js
@@ -262,7 +262,7 @@ function draw() {
     if (threeHourAvrPressure != undefined) {
       if (medianPressure != undefined) {
         const diff = Math.round(medianPressure - threeHourAvrPressure);
-        g.drawString((diff > 0 ? "+" : "-") + diff, x + 24, y + 6 + 10);
+        g.drawString((diff > 0 ? "+" : "") + diff, x + 24, y + 6 + 10);
       }
     }
   }