diff --git a/tests/test.env b/tests/test.env
index 310119d417..ff04f38297 100644
--- a/tests/test.env
+++ b/tests/test.env
@@ -1,5 +1,5 @@
 DATABASE_URL="dbname=gratipay-test"
-BASE_URL=""
+BASE_URL=
 WEBDRIVER_BASE_URL="http://localhost:8537"
 UPDATE_HOMEPAGE_EVERY=0
 CHECK_DB_EVERY=0