diff --git a/.env.testing b/.env.testing
index a9d417e48..48e0440f8 100644
--- a/.env.testing
+++ b/.env.testing
@@ -2,6 +2,7 @@ APP_NAME="Pixelfed Test"
 APP_ENV=testing
 APP_KEY=base64:lwX95GbNWX3XsucdMe0XwtOKECta3h/B+p9NbH2jd0E=
 APP_DEBUG=true
+APP_LOCALE="en-US"
 
 APP_URL=https://pixelfed.test
 APP_DOMAIN="pixelfed.test"