diff --git a/docker/README.docker b/docker/README.docker
index 0f88e580..3e7d6dca 100644
--- a/docker/README.docker
+++ b/docker/README.docker
@@ -1,6 +1,6 @@
 Before you begin
  * copy db schema run ./cp-schema.sh
- * edit turnserver/turnserver.cfg according your db selection (mysql or postgresql or redis or mongodb)
+ * edit turnserver/turnserver.conf according your db selection (mysql or postgresql or redis or mongodb)
 
 # start