diff --git a/out/PiPer-safari-legacy.safariextz b/out/PiPer-safari-legacy.safariextz
index 433799b..109d0c6 100644
Binary files a/out/PiPer-safari-legacy.safariextz and b/out/PiPer-safari-legacy.safariextz differ
diff --git a/src/common/scripts/localization.js b/src/common/scripts/localization.js
new file mode 100644
index 0000000..9d63838
--- /dev/null
+++ b/src/common/scripts/localization.js
@@ -0,0 +1,19 @@
+/**
+ * Returns localized button title
+ *
+ * @return {string}
+ */
+export const localizedButtonTitle = function() {
+  const language = navigator.language.substring(0, 2);
+  switch (language) {
+    case 'de':
+      return 'Bild-in-Bild starten';
+    case 'nl':
+      return 'Beeld in beeld starten';
+    case 'fr':
+      return 'Démarrer Image dans l’image';
+    case 'en':
+    default:
+      return 'Open Picture in Picture mode';
+  }
+};
\ No newline at end of file
diff --git a/src/common/scripts/main.js b/src/common/scripts/main.js
index 0abea70..fadab3a 100644
--- a/src/common/scripts/main.js
+++ b/src/common/scripts/main.js
@@ -1,4 +1,5 @@
 import { info, error } from './logger.js'
+import { localizedButtonTitle } from './localization.js'
 
 /**
  * @typedef {{
@@ -28,26 +29,6 @@ let /** boolean */ showingCaptions = false;
 let /** boolean */ showingEmptyCaption = false;
 let /** string */ lastUnprocessedCaption = '';
 
-/**
- * Returns localized button title
- *
- * @return {string}
- */
-const localizedButtonTitle = function() {
-  const language = navigator.language.substring(0, 2);
-  switch (language) {
-    case 'de':
-      return 'Bild-in-Bild starten';
-    case 'nl':
-      return 'Beeld in beeld starten';
-    case 'fr':
-      return 'Démarrer Image dans l’image';
-    case 'en':
-    default:
-      return 'Open Picture in Picture mode';
-  }
-};
-
 /**
  * Injects Picture in Picture button into webpage
  *
diff --git a/src/safari-legacy/update.plist b/src/safari-legacy/update.plist
index 0da94c5..b0e53e4 100644
--- a/src/safari-legacy/update.plist
+++ b/src/safari-legacy/update.plist
@@ -10,7 +10,7 @@
 			<key>CFBundleShortVersionString</key>
 			<string></string>
 			<key>CFBundleVersion</key>
-			<string>162</string>
+			<string>163</string>
 			<key>Developer Identifier</key>
 			<string>BQ6Q24MF9X</string>
 			<key>URL</key>