diff --git a/gitea/docker-compose.yml b/gitea/docker-compose.yml
index 0f015b2..2a4ed8a 100644
--- a/gitea/docker-compose.yml
+++ b/gitea/docker-compose.yml
@@ -17,7 +17,7 @@ services:
     image: gitea/act_runner:0.2.11
     environment:
       CONFIG_FILE: /config.yaml
-      GITEA_INSTANCE_URL: "${INSTANCE_URL}"
+      GITEA_INSTANCE_URL: "${GITEA_INSTANCE_URL}"
       GITEA_RUNNER_REGISTRATION_TOKEN: "${REGISTRATION_TOKEN}"
       GITEA_RUNNER_NAME: "${RUNNER_NAME}"
     volumes: