diff --git a/apps/elapsed_t/app.js b/apps/elapsed_t/app.js
index 08e2e145f..29bea4fef 100644
--- a/apps/elapsed_t/app.js
+++ b/apps/elapsed_t/app.js
@@ -30,6 +30,15 @@ var settings = Object.assign({
   time24: true
 }, require('Storage').readJSON(APP_NAME + ".settings.json", true) || {});
 
+function writeSettings() {
+  require('Storage').writeJSON(APP_NAME + ".settings.json", settings);
+}
+
+if (typeof settings.displaySeconds === 'boolean') {
+  settings.displaySeconds = 1;
+  writeSettings();
+}
+
 var data = Object.assign({
   // default values
   target: {
diff --git a/apps/elapsed_t/settings.js b/apps/elapsed_t/settings.js
index 9b405986f..4726516d5 100644
--- a/apps/elapsed_t/settings.js
+++ b/apps/elapsed_t/settings.js
@@ -14,6 +14,11 @@
       require('Storage').writeJSON(FILE, settings);
     }
 
+    if (typeof settings.displaySeconds === 'boolean') {
+      settings.displaySeconds = 1;
+      writeSettings();
+    }
+
     var dateFormats = ["DD/MM/YYYY", "MM/DD/YYYY", "YYYY-MM-DD"];
     var displaySecondsFormats = ["Never", "Unlocked", "Always"];