diff --git a/flake.nix b/flake.nix
index 84b7770..bf2e445 100644
--- a/flake.nix
+++ b/flake.nix
@@ -62,7 +62,8 @@
             xz
             nodejs
             iana-etc
-            attic-client;
+            attic-client
+            docker;
         });
 
         extraCommands = ''