diff --git a/pkgs/development/python-modules/rzpipe/default.nix b/pkgs/development/python-modules/rzpipe/default.nix
index 4000aaa26753..b2f31e85f54a 100644
--- a/pkgs/development/python-modules/rzpipe/default.nix
+++ b/pkgs/development/python-modules/rzpipe/default.nix
@@ -6,13 +6,13 @@
 
 buildPythonPackage rec {
   pname = "rzpipe";
-  version = "0.5.0";
+  version = "0.5.1";
 
   disabled = pythonOlder "3.5";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-kEJg619HyX7loEBUsjpVtgF5dBzJtmM9/bQnUkDUjHU=";
+    hash = "sha256-0xbkdgMDiBwSzXmlVmRwHlLBgVmfZgmM8lQ4ALgmaBk=";
   };
 
   # No native rz_core library