diff --git a/pkgs/applications/networking/protonvpn-gui/default.nix b/pkgs/applications/networking/protonvpn-gui/default.nix
index ff0a4a90ad2d..ae888ee750e9 100644
--- a/pkgs/applications/networking/protonvpn-gui/default.nix
+++ b/pkgs/applications/networking/protonvpn-gui/default.nix
@@ -22,14 +22,14 @@
 
 buildPythonApplication rec {
   pname = "protonvpn-gui";
-  version = "4.9.7";
+  version = "4.12.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "ProtonVPN";
     repo = "proton-vpn-gtk-app";
     tag = "v${version}";
-    hash = "sha256-xpMXpYLLui+1bjK72VPhUT6T/sYpoqN2Jz6sczKJO5U=";
+    hash = "sha256-pDTzqTiGAisVEHwez526z9C9GzNkMWl6Cui8E6siIXo=";
   };
 
   nativeBuildInputs = [
@@ -68,7 +68,7 @@ buildPythonApplication rec {
     mkdir -p $out/share/{applications,pixmaps}
 
     # Fix the desktop file to correctly identify the wrapped app and show the icon during runtime
-    substitute ${src}/rpmbuild/SOURCES/protonvpn-app.desktop $out/share/applications/protonvpn-app.desktop \
+    substitute ${src}/rpmbuild/SOURCES/proton.vpn.app.gtk.desktop $out/share/applications/proton.vpn.app.gtk.desktop \
       --replace-fail "StartupWMClass=protonvpn-app" "StartupWMClass=.protonvpn-app-wrapped"
     install -Dm 644 ${src}/rpmbuild/SOURCES/proton-vpn-logo.svg $out/share/pixmaps
   '';