diff --git a/flake.lock b/flake.lock
index 39dfaa9..70a3f0b 100644
--- a/flake.lock
+++ b/flake.lock
@@ -19,16 +19,15 @@
     "gourou-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1650729079,
-        "narHash": "sha256-2ZnuO/fIjSzTK0srFzDAhGNh1hA4lZf3lK4VuFxWXmo=",
+        "lastModified": 1654435760,
+        "narHash": "sha256-X94UbSwAp3rtioC8FCgJcOlVNZ5rvaAeIIVlKocFwus=",
         "ref": "master",
-        "rev": "7b6b1471fefb27e79e06e5d686cb8842c539cd0c",
-        "revCount": 79,
+        "rev": "4f288f4e241e3cc711a10fdcf4078fd4ddfab7c2",
+        "revCount": 81,
         "type": "git",
         "url": "git://soutade.fr/libgourou.git"
       },
       "original": {
-        "ref": "master",
         "type": "git",
         "url": "git://soutade.fr/libgourou.git"
       }
@@ -87,7 +86,6 @@
         "url": "git://soutade.fr/updfparser.git"
       },
       "original": {
-        "ref": "master",
         "type": "git",
         "url": "git://soutade.fr/updfparser.git"
       }
diff --git a/flake.nix b/flake.nix
index 2804a77..602f7c4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,15 +2,11 @@
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
     gourou-src = {
-      url   = "git://soutade.fr/libgourou.git";
-      type  = "git";
-      ref   = "master";
+      url = "git://soutade.fr/libgourou.git";
       flake = false;
     };
     updfparser-src = {
-      url   = "git://soutade.fr/updfparser.git";
-      type  = "git";
-      ref   = "master";
+      url = "git://soutade.fr/updfparser.git";
       flake = false;
     };
     base64-src = {
@@ -18,8 +14,8 @@
       flake = false;
     };
     pugixml-src = {
-      url   = "github:zeux/pugixml/latest";
-      flake = false;
+      url = "github:zeux/pugixml/latest";
+      flake = false; 
     };
   };
 
@@ -148,7 +144,7 @@
           -I ${self.libzip-static}/include
       '' ];
     };
-    defaultPackage.x86_64-linux = self.knock;
+    packages.x86_64-linux.default = self.knock;
     packages.x86_64-linux.tests = nixpkgs-dyn.stdenv.mkDerivation {
       name = "tests";
       src = ./tests;