diff --git a/js/background.js b/js/background.js
index e9cfde8e0..c55d0c988 100644
--- a/js/background.js
+++ b/js/background.js
@@ -107,6 +107,7 @@
 
     // Ensure accounts created prior to 1.0.0-beta8 do have their
     // 'primaryDevicePubKey' defined.
+
     if (Whisper.Registration.isDone() && !storage.get('primaryDevicePubKey', null)) {
       storage.put(
         'primaryDevicePubKey',
diff --git a/js/registration.js b/js/registration.js
deleted file mode 100644
index 499e981bf..000000000
--- a/js/registration.js
+++ /dev/null
@@ -1,28 +0,0 @@
-/* global storage, Whisper */
-
-// eslint-disable-next-line func-names
-(function() {
-  'use strict';
-
-  Whisper.Registration = {
-    markEverDone() {
-      storage.put('chromiumRegistrationDoneEver', '');
-    },
-    markDone() {
-      this.markEverDone();
-      storage.put('chromiumRegistrationDone', '');
-    },
-    isDone() {
-      return storage.get('chromiumRegistrationDone') === '';
-    },
-    everDone() {
-      return (
-        storage.get('chromiumRegistrationDoneEver') === '' ||
-        storage.get('chromiumRegistrationDone') === ''
-      );
-    },
-    remove() {
-      storage.remove('chromiumRegistrationDone');
-    },
-  };
-})();
diff --git a/ts/util/registration.ts b/ts/util/registration.ts
new file mode 100644
index 000000000..b7b16d2c6
--- /dev/null
+++ b/ts/util/registration.ts
@@ -0,0 +1,21 @@
+function markEverDone() {
+  storage.put('chromiumRegistrationDoneEver', '');
+}
+function markDone() {
+  this.markEverDone();
+  storage.put('chromiumRegistrationDone', '');
+}
+function isDone() {
+  return storage.get('chromiumRegistrationDone') === '';
+}
+function everDone() {
+  return (
+    storage.get('chromiumRegistrationDoneEver') === '' ||
+    storage.get('chromiumRegistrationDone') === ''
+  );
+}
+function remove() {
+  storage.remove('chromiumRegistrationDone');
+}
+
+export const Registration = { markEverDone, markDone, isDone, everDone, remove };