diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 5d049121deb2..bb4bc81a0057 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -29561,15 +29561,15 @@ in modules // {
   };
 
   keepkey = buildPythonPackage rec{
-    version = "0.7.0";
+    version = "0.7.3";
     name = "keepkey-${version}";
 
     src = pkgs.fetchurl {
       url = "mirror://pypi/k/keepkey/${name}.tar.gz";
-      sha256 = "1ikyp4jpydskznsrlwmxh9sn7b64aldwj2lf0phmb19r5kk06qmp";
+      sha256 = "14d2r8dlx997ypgma2k8by90acw7i3l7hfq4gar9lcka0lqfj714";
     };
 
-    propagatedBuildInputs = with self; [ protobuf2_6 hidapi ];
+    propagatedBuildInputs = with self; [ protobuf3_0 hidapi ];
 
     buildInputs = with self; [ ecdsa mnemonic ];