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 46d676682b5b..65b5bbd5d668 100644
--- a/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix
+++ b/pkgs/applications/networking/irc/weechat/scripts/wee-slack/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, substituteAll, buildEnv, fetchFromGitHub, python3Packages }:
+{ lib, stdenv, fetchpatch, substituteAll, buildEnv, fetchFromGitHub, python3Packages }:
 
 stdenv.mkDerivation rec {
   pname = "wee-slack";
@@ -12,6 +12,12 @@ stdenv.mkDerivation rec {
   };
 
   patches = [
+    # Fix for https://github.com/wee-slack/wee-slack/issues/930
+    (fetchpatch {
+      url = "https://github.com/wee-slack/wee-slack/commit/e610b39aee2d9a49d080924d47d96c5d140f66ac.patch";
+      hash = "sha256-+yBZSx0LsoXmTmdN9d3VV2KNzpXfgfNVp4ZqfS4oKzg=";
+    })
+
     (substituteAll {
       src = ./libpath.patch;
       env = "${buildEnv {