diff --git a/.forgejo/workflows/check.yaml b/.forgejo/workflows/check.yaml
index c65f761..0ef1e00 100644
--- a/.forgejo/workflows/check.yaml
+++ b/.forgejo/workflows/check.yaml
@@ -13,4 +13,4 @@ jobs:
         init: none
         planner: linux
     - run: env
-    - run: unset GITHUB_TOKEN && nix flake check --keep-going
+    - run: unsetenv GITHUB_TOKEN && nix flake check --keep-going