diff -r 9107c2043b64 -r ee422f2e89c1 eskp.py
--- a/eskp.py	Wed Jan 29 20:08:35 2020 +0100
+++ b/eskp.py	Thu Jan 30 15:47:26 2020 +0100
@@ -165,9 +165,9 @@
 
 @babel.localeselector
 def get_locale():
-    """ToDo: if translation is completed, switch to en """
-    return LANGUAGE_SELECTED or request.accept_languages.best_match(LANGUAGES.keys()) or 'de'
-
+    requested_language = request.accept_languages.best_match(LANGUAGES.keys())
+    if requested_language in ("de", "en"):
+        return requested_language or "de"
 
 @app.route("/")
 @app.route("/index")