diff --git a/pkgs/development/python-modules/breathe/default.nix b/pkgs/development/python-modules/breathe/default.nix
index 842c8289f777..0f06e34a54d1 100644
--- a/pkgs/development/python-modules/breathe/default.nix
+++ b/pkgs/development/python-modules/breathe/default.nix
@@ -1,13 +1,13 @@
 { lib, fetchPypi, buildPythonPackage, docutils, six, sphinx, isPy3k, isPy27 }:
 
 buildPythonPackage rec {
-  version = "4.14.2";
+  version = "4.18.1";
   pname = "breathe";
   disabled = isPy27;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1vj2yylff07hh4l3sh3srhpnrk1q6pxznvwqzgmbplhn8gf5rimb";
+    sha256 = "03f56cc6dd0bf5ac3d8e8eb380d212257e16de79fce5e6186afd5c1835561e22";
   };
 
   propagatedBuildInputs = [ docutils six sphinx ];