diff --git a/pkgs/development/python-modules/pbr/default.nix b/pkgs/development/python-modules/pbr/default.nix
index 5e0be5fb62b..bc7c6399473 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 = "5.4.5";
+  version = "5.5.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "07f558fece33b05caf857474a366dfcc00562bca13dd8b47b2b3e22d9f9bf55c";
+    sha256 = "5fad80b613c402d5b7df7bd84812548b2a61e9977387a80a5fc5c396492b13c9";
   };
 
   # circular dependencies with fixtures