diff --git a/pkgs/development/libraries/glibmm/2.68.nix b/pkgs/development/libraries/glibmm/2.68.nix
index 3e030f2a6174..be8ea25ae8ac 100644
--- a/pkgs/development/libraries/glibmm/2.68.nix
+++ b/pkgs/development/libraries/glibmm/2.68.nix
@@ -13,7 +13,7 @@
 
 stdenv.mkDerivation rec {
   pname = "glibmm";
-  version = "2.83.1";
+  version = "2.84.0";
 
   outputs = [
     "out"
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
-    hash = "sha256-aDUKgjwz2orPsSY3FbsAKjbGg0a9RMGaxMPwvRkP0rE=";
+    hash = "sha256-Vu5fUcis/Ar99GlZMW5MhVTLUO0ra8XOOJ2XnLtkJQk=";
   };
 
   nativeBuildInputs = [