diff --git a/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix b/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix
index aebe906659ef..8a3802248327 100644
--- a/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix
+++ b/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "wee-slack";
-  version = "2.8.0";
+  version = "2.9.0";
 
   src = fetchFromGitHub {
     repo = "wee-slack";
     owner = "wee-slack";
     rev = "v${version}";
-    sha256 = "0xfklr0gsc9jgxfyrrb2j756lclz9g8imcb0pk0xgyj8mhsw23zk";
+    sha256 = "sha256-WMZo+X8G/Dnl1Vv0LuBYcvxdfll9cy/3Z/fpNJSxCQY=";
   };
 
   patches = [