diff --git a/pkgs/applications/networking/irc/weechat/default.nix b/pkgs/applications/networking/irc/weechat/default.nix
index 2d8920b2a7f5..efc8b1f73562 100644
--- a/pkgs/applications/networking/irc/weechat/default.nix
+++ b/pkgs/applications/networking/irc/weechat/default.nix
@@ -105,11 +105,11 @@ assert lib.all (p: p.enabled -> !(builtins.elem null p.buildInputs)) plugins;
 
 stdenv.mkDerivation rec {
   pname = "weechat";
-  version = "4.8.2";
+  version = "4.9.0";
 
   src = fetchurl {
     url = "https://weechat.org/files/src/weechat-${version}.tar.xz";
-    hash = "sha256-fi9hnU3NKNnYaGR2NYGhtFNJn43QZSr4Y7VARaiWTWw=";
+    hash = "sha256-fLubJ/JafS8djEJqCPjmJe77wdPlm793WSVET3I5S28=";
   };
 
   # Why is this needed? https://github.com/weechat/weechat/issues/2031