diff --git a/pkgs/development/python-modules/pyasn1-modules/default.nix b/pkgs/development/python-modules/pyasn1-modules/default.nix
index 32214d54a1a4..26fc84625537 100644
--- a/pkgs/development/python-modules/pyasn1-modules/default.nix
+++ b/pkgs/development/python-modules/pyasn1-modules/default.nix
@@ -11,7 +11,7 @@
 
 buildPythonPackage rec {
   pname = "pyasn1-modules";
-  version = "0.4.1";
+  version = "0.4.2";
   pyproject = true;
 
   disabled = pythonOlder "3.8";
@@ -20,18 +20,9 @@ buildPythonPackage rec {
     owner = "pyasn1";
     repo = "pyasn1-modules";
     tag = "v${version}";
-    hash = "sha256-7tCmhADC8LuswonL4QQ01/DD0RzeRLFJrsU49On4fqY=";
+    hash = "sha256-jpMIxQ4BJ7MY3cV276sVJv+3M/MMFKRIoL2m2QJFxRY=";
   };
 
-  patches = [
-    # Stop using pyasn1.compat.octets, https://github.com/pyasn1/pyasn1-modules/pull/22
-    (fetchpatch {
-      name = "pyasn1-compat.patch";
-      url = "https://github.com/pyasn1/pyasn1-modules/commit/079c176eb00ed7352c9696efa12a0577beeecd71.patch";
-      hash = "sha256-k/7P0RnhK57BUFZFFBDyFvroFF9lhonNhD/XXNGoiMk=";
-    })
-  ];
-
   build-system = [ setuptools ];
 
   dependencies = [ pyasn1 ];