diff --git a/pkgs/development/python-modules/pyasyncore/default.nix b/pkgs/development/python-modules/pyasyncore/default.nix
index ce7f0919e1f3..3d90bccce7b1 100644
--- a/pkgs/development/python-modules/pyasyncore/default.nix
+++ b/pkgs/development/python-modules/pyasyncore/default.nix
@@ -7,14 +7,14 @@
 
 buildPythonPackage rec {
   pname = "pyasyncore";
-  version = "1.0.4";
+  version = "1.0.5";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "simonrob";
     repo = "pyasyncore";
     tag = "v${version}";
-    hash = "sha256-ptqOsbkY7XYZT5sh6vctfxZ7BZPX2eLjo6XwZfcmtgk=";
+    hash = "sha256-gpmsawbTf59EchoKixWw2wcBoOFElPDLg9zylvhA04U=";
   };
 
   nativeBuildInputs = [ setuptools ];