diff --git a/.config/docker_example.env b/.config/docker_example.env
index 7a0261524b..fdd7e31088 100644
--- a/.config/docker_example.env
+++ b/.config/docker_example.env
@@ -1,4 +1,4 @@
 # db settings
-POSTGRES_PASSWORD=example-misskey-pass
-POSTGRES_USER=example-misskey-user
-POSTGRES_DB=misskey
+POSTGRES_PASSWORD=example-calckey-pass
+POSTGRES_USER=example-calckey-user
+POSTGRES_DB=calckey