diff --git a/.gitea/workflows/deploy.yaml b/.gitea/workflows/deploy.yaml
index e944300..b11d4ea 100644
--- a/.gitea/workflows/deploy.yaml
+++ b/.gitea/workflows/deploy.yaml
@@ -16,7 +16,7 @@ jobs:
         uses: http://github.com/nix-community/cache-nix-action@v6
         with:
           # restore and save a cache using this key
-          primary-key: nix-${{ runner.os }}-${{ hashFiles('**/*.nix', '**/flake.lock') }}
+          primary-key: nix-${{ runner.os }}-colmena
           # if there's no cache hit, restore a cache by this prefix
           restore-prefixes-first-match: nix-${{ runner.os }}-
           # collect garbage until the Nix store size (in bytes) is at most this number