diff --git a/pkgs/development/python-modules/pbr/default.nix b/pkgs/development/python-modules/pbr/default.nix
index 4180d1069e49..5e0be5fb62b0 100644
--- a/pkgs/development/python-modules/pbr/default.nix
+++ b/pkgs/development/python-modules/pbr/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "pbr";
-  version = "5.4.4";
+  version = "5.4.5";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "139d2625547dbfa5fb0b81daebb39601c478c21956dc57e2e07b74450a8c506b";
+    sha256 = "07f558fece33b05caf857474a366dfcc00562bca13dd8b47b2b3e22d9f9bf55c";
   };
 
   # circular dependencies with fixtures