diff --git a/config/config.exs b/config/config.exs
index 1830afcd9..92d02872f 100644
--- a/config/config.exs
+++ b/config/config.exs
@@ -191,7 +191,8 @@ config :http_signatures,
 config :mobilizon, :cldr,
   locales: [
     "fr",
-    "en"
+    "en",
+    "ru"
   ]
 
 config :mobilizon, :activitypub,
diff --git a/config/test.exs b/config/test.exs
index 788b683f6..86dce9eb7 100644
--- a/config/test.exs
+++ b/config/test.exs
@@ -77,7 +77,7 @@ config :mobilizon, Mobilizon.Web.Auth.Guardian, secret_key: "some secret"
 
 config :mobilizon, :activitypub, sign_object_fetches: false
 
-config :mobilizon, Mobilizon.Web.Gettext, allowed_locales: ["fr", "en"]
+config :mobilizon, Mobilizon.Web.Gettext, allowed_locales: ["fr", "en", "es", "ru"]
 
 config :junit_formatter, report_dir: "."