diff --git a/flake.nix b/flake.nix
index 5e692fe..604b2d0 100644
--- a/flake.nix
+++ b/flake.nix
@@ -19,7 +19,7 @@
           uvicorn
           python-lsp-server
         ];
-        version = self.rev or self.dirtyShortDev or "dirty-inputs";
+        version = self.shortRev or self.dirtyShortDev or "dirty-inputs";
       in
     {
       packages = {