diff --git a/pkgs/development/python-modules/ruamel-yaml-clib/default.nix b/pkgs/development/python-modules/ruamel-yaml-clib/default.nix
index 8602efb9ca32..c9bf6ef59b27 100644
--- a/pkgs/development/python-modules/ruamel-yaml-clib/default.nix
+++ b/pkgs/development/python-modules/ruamel-yaml-clib/default.nix
@@ -8,13 +8,13 @@
 
 buildPythonPackage rec {
   pname = "ruamel-yaml-clib";
-  version = "0.2.14";
+  version = "0.2.15";
   pyproject = true;
 
   src = fetchhg {
     url = "http://hg.code.sf.net/p/ruamel-yaml-clib/code";
     rev = version;
-    hash = "sha256-fy+nzq/L3OKGujf6ExDowdxTWDnZGzVnDxL2e5t0Xcs=";
+    hash = "sha256-SnMELcG2L2ei3UjImljjG1sSCHHROhXYcLe5kAR6h8E=";
   };
 
   build-system = [ setuptools ];