diff --git a/pkgs/development/python-modules/plac/default.nix b/pkgs/development/python-modules/plac/default.nix
index 3d2094263b6..912d0dc8b88 100644
--- a/pkgs/development/python-modules/plac/default.nix
+++ b/pkgs/development/python-modules/plac/default.nix
@@ -5,11 +5,11 @@
 }:
 buildPythonPackage rec {
   pname = "plac";
-  version = "1.3.4";
+  version = "1.3.5";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "c91a4c9f9cc67c7e7213b6823b0ea15cd0afe5eaf8f8dda1fe5cb10192b137f5";
+    sha256 = "sha256-OL3YZNBFD7dIGTqoF7nEWKj1MZ+/l7ImEVHPwKWBIJA=";
   };
 
   checkPhase = ''