diff --git a/apps/activityreminder/README.md b/apps/activityreminder/README.md
index 03466bbbf..1e643fb54 100644
--- a/apps/activityreminder/README.md
+++ b/apps/activityreminder/README.md
@@ -3,11 +3,11 @@
 A reminder to take short walks for the ones with a sedentary lifestyle.
 The alert will popup only if you didn't take your short walk yet
 
-Differents settings can be personnalized:
+Different settings can be personalized:
 - Enable : Enable/Disable the app
 - Start hour: Hour to start the reminder
 - End hour: Hour to end the reminder
-- Max innactivity: Maximum innactivity time to allow before the alert. From 15 min to 60 min
+- Max inactivity: Maximum inactivity time to allow before the alert. From 15 to 60 min
 - Dismiss delay: Delay added before the next alert if the alert is dismissed. From 5 to 15 min
 - Min steps: Minimal amount of steps to count as an activity
 
diff --git a/apps/activityreminder/settings.js b/apps/activityreminder/settings.js
index bdd105781..9b9a0ecd8 100644
--- a/apps/activityreminder/settings.js
+++ b/apps/activityreminder/settings.js
@@ -30,12 +30,15 @@
           require("activityreminder").writeSettings(settings);
         }
      },
-     'Max innactivity': {
+     'Max inactivity': {
         value: settings.maxInnactivityMin,
         min: 15, max: 120,
         onchange: v => {
           settings.maxInnactivityMin = v;
           require("activityreminder").writeSettings(settings);
+        },
+        format: x => {
+          return x + " min";
         }
      },
      'Dismiss delay': {
@@ -44,6 +47,9 @@
         onchange: v => {
           settings.dismissDelayMin = v;
           require("activityreminder").writeSettings(settings);
+        },
+        format: x => {
+          return x + " min";
         }
      },
      'Min steps': {