diff --git a/.env.sample b/.env.sample
index e5e254e..9accacd 100644
--- a/.env.sample
+++ b/.env.sample
@@ -38,3 +38,4 @@ SECRET_SECRET_KEY_VERSION=v1 # length=64
 # GITEA_OAUTH2_USERNAME=replace-me
 # GITEA_UPDATE_AVATAR=replace-me
 # GITEA_ACCOUNT_LINKING=replace-me
+# GITEA_OAUTH2_CLIENT_ENABLED=replace-me
diff --git a/compose.yml b/compose.yml
index b4efdd6..15d8dd4 100644
--- a/compose.yml
+++ b/compose.yml
@@ -37,6 +37,7 @@ services:
       - GITEA_OAUTH2_USERNAME
       - GITEA_UPDATE_AVATAR
       - GITEA_ACCOUNT_LINKING
+      - GITEA_OAUTH2_CLIENT_ENABLED
     volumes:
       - data:/var/lib/gitea
       - config:/etc/gitea