diff --git a/pkgs/development/python-modules/cocotb/default.nix b/pkgs/development/python-modules/cocotb/default.nix
index b197ded1fa84..7cf357cc4c65 100644
--- a/pkgs/development/python-modules/cocotb/default.nix
+++ b/pkgs/development/python-modules/cocotb/default.nix
@@ -12,7 +12,7 @@
 
 buildPythonPackage rec {
   pname = "cocotb";
-  version = "1.6.0";
+  version = "1.6.1";
 
   # - we need to use the tarball from PyPi
   #   or the full git checkout (with .git)
@@ -20,7 +20,7 @@ buildPythonPackage rec {
   #   because it does not include required metadata
   src = fetchPypi {
     inherit pname version;
-    sha256 = "a695544ab314e6d795b72ece9e67b51c6668c569b21303158e00452db43c5756";
+    sha256 = "b644a15ea1e62c55041176468976541cba30a8a5e99a5e9a2c07ee595c2b4e95";
   };
 
   nativeBuildInputs = [ setuptools-scm ];