diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 55d2ce7..9ed9606 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -1,4 +1,3 @@
-version: "3"
 services:
   ngrok-tails-server:
     image: ngrok/ngrok