diff --git a/pkgs/applications/networking/protonmail-bridge/default.nix b/pkgs/applications/networking/protonmail-bridge/default.nix
index 002c1e9..c171008 100644
--- a/pkgs/applications/networking/protonmail-bridge/default.nix
+++ b/pkgs/applications/networking/protonmail-bridge/default.nix
@@ -20,16 +20,16 @@ let
 
     buildGoModule (stdenv.lib.recursiveUpdate args rec {
       inherit pname;
-      version = "1.5.4";
+      version = "1.5.6";
 
       src = fetchFromGitHub {
         owner = "ProtonMail";
         repo = "proton-bridge";
         rev = "br-${version}";
-        sha256 = "1398d13skn6as9carxiws500rp5j9b33r0j2blpxrff856a8v0bp";
+        sha256 = "1na8min9cmn82lpad58abw6837k303fr09l6cvzswaxs73f231ig";
       };
 
-      vendorSha256 = "1a83kh096pkyklqgdip112fps6ia90vg7zxv0nvivxmdyik2vcvz";
+      vendorSha256 = "1219xa1347877bfhnid15y6w9s4hf1czbrmll2iha4gpsmg066bb";
 
       nativeBuildInputs = (args.nativeBuildInputs or [ ]) ++ [
         pkg-config