diff --git a/pkgs/development/python-modules/testtools/default.nix b/pkgs/development/python-modules/testtools/default.nix
index 6024d844d1c5..6e98a9f3461e 100644
--- a/pkgs/development/python-modules/testtools/default.nix
+++ b/pkgs/development/python-modules/testtools/default.nix
@@ -14,12 +14,12 @@
 
 buildPythonPackage rec {
   pname = "testtools";
-  version = "2.7.1";
+  version = "2.7.2";
   pyproject = true;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-323pYBDinuIfY3oUfqvzDVCyXjhB3R1o+T7onOd+Nmw=";
+    sha256 = "sha256-W+W7wfD6D4tgrKbO7AeEXUHQxHXPRFv6200sRew5fqM=";
   };
 
   nativeBuildInputs = [