diff --git a/pkgs/development/python-modules/slack-sdk/default.nix b/pkgs/development/python-modules/slack-sdk/default.nix
index 531c74884d05..7ea9571a5e42 100644
--- a/pkgs/development/python-modules/slack-sdk/default.nix
+++ b/pkgs/development/python-modules/slack-sdk/default.nix
@@ -17,14 +17,14 @@
 
 buildPythonPackage rec {
   pname = "slack-sdk";
-  version = "3.38.0";
+  version = "3.39.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "slackapi";
     repo = "python-slack-sdk";
     tag = "v${version}";
-    hash = "sha256-g742nguE1hmwxRG2twDeJXNSGa14Pf29KzD7Gx6PQQM=";
+    hash = "sha256-c9MPcamxXPxWnj5OpJNME/PTHssOxOJP6zjSLu5cW7Y=";
   };
 
   build-system = [ setuptools ];