diff --git a/flake.nix b/flake.nix
index 24941931..3ae2de90 100644
--- a/flake.nix
+++ b/flake.nix
@@ -142,6 +142,12 @@
           # Git configuration for safe directory access.
           printf '[safe]\n\tdirectory = *\n' >/.gitconfig
           mkdir /tmp; # Temporary directory for various operations.
+
+          # Ensure /etc/passwd and /etc/group exist with root entries
+          echo "root:x:0:0:root:/root:/bin/bash" > /etc/passwd
+          echo "root:x:0:" > /etc/group
+          mkdir -p /root
+          chmod 700 /root
         '';
       };
     });