diff --git a/apps/terminalclock/settings.js b/apps/terminalclock/settings.js
index 55035bfa3..f347e8ee3 100644
--- a/apps/terminalclock/settings.js
+++ b/apps/terminalclock/settings.js
@@ -89,7 +89,7 @@
           settings.PowerOnInterval = v;
           writeSettings();
         },
-        format: x => x + " min"
+        format: x => x + "m"
       };
     }