diff --git a/pkgs/development/python-modules/pyro4/default.nix b/pkgs/development/python-modules/pyro4/default.nix
index df8df2cb93c..65ff765a584 100644
--- a/pkgs/development/python-modules/pyro4/default.nix
+++ b/pkgs/development/python-modules/pyro4/default.nix
@@ -16,11 +16,11 @@ buildPythonPackage rec {
 
   name = "${pname}-${version}";
   pname = "Pyro4";
-  version = "4.74";
+  version = "4.75";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "89ed7b12c162e5124f322f992f9506c44f5e1a379926cf01ee73ef810d3bf75f";
+    sha256 = "1dfpp36imddx19yv0kd28gk1l71ckhpqy6jd590wpm2680jw15rq";
   };
 
   propagatedBuildInputs = [