diff --git a/pkgs/applications/networking/mullvad/libwg.nix b/pkgs/applications/networking/mullvad/libwg.nix
index d54a2cafe8c0..287797fd8e67 100644
--- a/pkgs/applications/networking/mullvad/libwg.nix
+++ b/pkgs/applications/networking/mullvad/libwg.nix
@@ -13,7 +13,7 @@ buildGoModule {
 
   sourceRoot = "source/wireguard/libwg";
 
-  vendorSha256 = "qvymWCdJ+GY90W/Fpdp+r1+mTq6O4LyN2Yw/PjKdFm0=";
+  vendorSha256 = "QNde5BqkSuqp3VJQOhn7aG6XknRDZQ62PE3WGhEJ5LU=";
 
   # XXX: hack to make the ar archive go to the correct place
   # This is necessary because passing `-o ...` to `ldflags` does not work
diff --git a/pkgs/applications/networking/mullvad/mullvad.nix b/pkgs/applications/networking/mullvad/mullvad.nix
index 65aeab2de49d..03bc81c8b543 100644
--- a/pkgs/applications/networking/mullvad/mullvad.nix
+++ b/pkgs/applications/networking/mullvad/mullvad.nix
@@ -15,16 +15,16 @@
 }:
 rustPlatform.buildRustPackage rec {
   pname = "mullvad";
-  version = "2022.4";
+  version = "2022.5";
 
   src = fetchFromGitHub {
     owner = "mullvad";
     repo = "mullvadvpn-app";
     rev = version;
-    hash = "sha256-s0Cmeh10lQUB5BK4i1qxkDy/ylx/3c6V66dxH+kcnLs=";
+    hash = "sha256-LiaELeEBIn/GZibKf25W3DHe+IkpaTY8UC7ca/7lp8k=";
   };
 
-  cargoHash = "sha256-HPURL+CFUVLWRq8nzLiZxDhckgH76b6JBUObLGtoEEw=";
+  cargoHash = "sha256-KpBhdZce8Ug3ws7f1qg+5LtOMQw2Mf/uJsBg/TZSYyk=";
 
   nativeBuildInputs = [
     pkg-config