diff --git a/apps/activityreminder/boot.js b/apps/activityreminder/boot.js
index d4ea307d5..fa9b8557d 100644
--- a/apps/activityreminder/boot.js
+++ b/apps/activityreminder/boot.js
@@ -25,7 +25,7 @@ function run() {
 
 function isNotWorn() {
     // todo in a futur release check temperature and mouvement in a futur release 
-    return (Bangle.isCharging() || activityreminder_settings.tempThreshold <= E.getTemperature());
+    return (Bangle.isCharging() || activityreminder_settings.tempThreshold >= E.getTemperature());
 }
 
 function isDuringAlertHours(h) {