diff --git a/dockerui.go b/dockerui.go
index e43f533c0..e0dfd3309 100644
--- a/dockerui.go
+++ b/dockerui.go
@@ -13,7 +13,7 @@ import (
 )
 
 var (
-	endpoint = flag.String("e", "", "Dockerd endpoint")
+	endpoint = flag.String("e", "/var/run/docker.sock", "Dockerd endpoint")
 	addr     = flag.String("p", ":9000", "Address and port to serve dockerui")
 	assets   = flag.String("a", ".", "Path to the assets")
 )