diff --git a/pkgs/development/libraries/gtk/3.x.nix b/pkgs/development/libraries/gtk/3.x.nix
index d05c2aa57e56..4a7cf07d2e62 100644
--- a/pkgs/development/libraries/gtk/3.x.nix
+++ b/pkgs/development/libraries/gtk/3.x.nix
@@ -44,7 +44,7 @@ with stdenv.lib;
 
 stdenv.mkDerivation rec {
   pname = "gtk+3";
-  version = "3.24.11";
+  version = "3.24.12";
 
   outputs = [ "out" "dev" ];
   outputBin = "dev";
@@ -56,7 +56,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://gnome/sources/gtk+/${stdenv.lib.versions.majorMinor version}/gtk+-${version}.tar.xz";
-    sha256 = "1598k357xvffbswsrvc63lyj73wq0b510lhg4vcgl6rf1a6nb9yv";
+    sha256 = "10xyyhlfb0yk4hglngxh2zsv9xrxkqv343df8h01dvagc6jyp10k";
   };
 
   patches = [
@@ -68,12 +68,6 @@ stdenv.mkDerivation rec {
     })
     # https://gitlab.gnome.org/GNOME/gtk/merge_requests/1002
     ./01-build-Fix-path-handling-in-pkgconfig.patch
-    # 3.32.11 had wrong version in .pc
-    # drop in next release
-    (fetchpatch {
-      url = "https://gitlab.gnome.org/GNOME/gtk/commit/70c4b66d99f66b9da27ded63f2c26e3c13ce07f8.patch";
-      sha256 = "0nkc3y85wp5sn8xbr7c5zcpn9gsd5zcmdhjqwpmq54jwmg07fk52";
-    })
   ] ++ optionals stdenv.isDarwin [
     # X11 module requires <gio/gdesktopappinfo.h> which is not installed on Darwin
     # let’s drop that dependency in similar way to how other parts of the library do it