diff --git a/pkgs/development/libraries/glibmm/2.68.nix b/pkgs/development/libraries/glibmm/2.68.nix
index db84397b684b..955a946cdf2f 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 = "2.85.0";
+  version = "2.86.0";
 
   outputs = [
     "out"
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://gnome/sources/glibmm/${lib.versions.majorMinor version}/glibmm-${version}.tar.xz";
-    hash = "sha256-B3EwZxEpn79i5Tx1LVPtWBY1EnFnpsx5rgXyuEIdKdc=";
+    hash = "sha256-OcDp9toEbWeTkHdO/bmtVkQ2I2c23C94JeYUstQIeCY=";
   };
 
   nativeBuildInputs = [