diff --git a/docker.nix b/docker.nix
index c2aa259..253149b 100644
--- a/docker.nix
+++ b/docker.nix
@@ -44,10 +44,10 @@ pkgs.dockerTools.buildImage {
     ];
   };
 
-  runAsRoot = ''
-    #!${pkgs.stdenv.shell}
-    mkdir -p -m 1777 /tmp
-    mkdir -p /var/lib/animaltrack
+  # Create required directories without runAsRoot (which needs KVM)
+  extraCommands = ''
+    mkdir -p -m 1777 tmp
+    mkdir -p var/lib/animaltrack
   '';
 
   config = {