diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 1aa84e29..35f09727 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -21,4 +21,5 @@ jobs:
         env:
           NIXPKGS_ALLOW_BROKEN: "1"
           NIXPKGS_ALLOW_UNFREE: "1"
+          NIXPKGS_ALLOW_INSECURE: "1"
           NIXPKGS_ALLOW_UNSUPPORTED_SYSTEM: "1"
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 0f44ec6f..e3ac296f 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -9,6 +9,7 @@ jobs:
     env:
       NIXPKGS_ALLOW_BROKEN: "1"
       NIXPKGS_ALLOW_UNFREE: "1"
+      NIXPKGS_ALLOW_INSECURE: "1"
     permissions:
       contents: write
     steps: