diff --git a/flake.nix b/flake.nix
index e2fcda4..a2eedc6 100644
--- a/flake.nix
+++ b/flake.nix
@@ -125,7 +125,10 @@
                 overlays = [
                   (import ./overlay/radicle-node.nix)
                 ];
-                config.allowUnfree = true;
+                config = {
+                  allowInsecurePredicate = pkg: (lib.getName pkg) == "radicle-node";
+                  allowUnfree = true;
+                };
               };
 
               home-manager = {