diff --git a/flake.nix b/flake.nix
index 12b3ad4..623cc10 100644
--- a/flake.nix
+++ b/flake.nix
@@ -31,6 +31,10 @@
       pkgs = import nixpkgs {
         inherit system;
         config.allowUnfree = true;
+        config.permittedInsecurePackages = [
+          "dotnet-runtime-wrapped-7.0.20"
+          "dotnet-runtime-7.0.20"
+        ];
       };
     };
   in {