diff --git a/jestconfig.json b/jestconfig.json
index 9132585..44398d8 100644
--- a/jestconfig.json
+++ b/jestconfig.json
@@ -18,6 +18,7 @@
     "REDIRECT_URL": "https://github.com/FixTweet/FxTwitter",
     "EMBED_URL": "https://github.com/FixTweet/FxTwitter",
     "RELEASE_NAME": "fixtweet-test",
+    "GIF_TRANSCODE_DOMAIN": "gif.fxtwitter.com",
     "SENTRY_DSN": null
   },
   "testRegex": "/test/.*\\.test\\.ts$",