diff --git a/pkgs/development/python-modules/ruamel_yaml/default.nix b/pkgs/development/python-modules/ruamel_yaml/default.nix
index 59674d82c90..619b2fb5eb3 100644
--- a/pkgs/development/python-modules/ruamel_yaml/default.nix
+++ b/pkgs/development/python-modules/ruamel_yaml/default.nix
@@ -9,11 +9,11 @@
 
 buildPythonPackage rec {
   pname = "ruamel.yaml";
-  version = "0.15.35";
+  version = "0.15.80";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0xggyfaj6vprggahf7cq8kp9j79rb7hn8ndk3bxj2sxvwhhliiwd";
+    sha256 = "1rhlshff9csjwn64x11b9a7gbxccs1vd7rdiqwlhifjxax8k682g";
   };
 
   # Tests cannot load the module to test