diff --git a/pkgs/development/python-modules/plac/default.nix b/pkgs/development/python-modules/plac/default.nix
index 15320b5c4bb2..aedf4bced87a 100644
--- a/pkgs/development/python-modules/plac/default.nix
+++ b/pkgs/development/python-modules/plac/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "plac";
-  version = "1.4.6";
+  version = "1.4.7";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "ialbert";
     repo = "plac";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-5bYQaZwojGSsfVvF4gkYczpUF77IdptFq1wG2vA4km4=";
+    hash = "sha256-KlUxM/3ZywwiNbDB6fDfGbOopQCibvTAWKm3Mgkfuao=";
   };
 
   build-system = [ setuptools ];