diff --git a/readme.md b/readme.md
index 29eb57a..4294865 100644
--- a/readme.md
+++ b/readme.md
@@ -28,7 +28,6 @@ Note: for KVM acceleration you need a Linux-based operating system, as it's not
 Via Docker Compose:
 
 ```yaml
-version: "3"
 services:
   qemu:
     container_name: qemu