diff --git a/pkgs/development/libraries/webkitgtk/default.nix b/pkgs/development/libraries/webkitgtk/default.nix
index d1e171566eea..8d1129c11685 100644
--- a/pkgs/development/libraries/webkitgtk/default.nix
+++ b/pkgs/development/libraries/webkitgtk/default.nix
@@ -61,13 +61,13 @@ with stdenv.lib;
 
 stdenv.mkDerivation rec {
   pname = "webkitgtk";
-  version = "2.26.2";
+  version = "2.26.3";
 
   outputs = [ "out" "dev" ];
 
   src = fetchurl {
     url = "https://webkitgtk.org/releases/${pname}-${version}.tar.xz";
-    sha256 = "04k5h0sid9azsqz9pyq436v1rx4lnfrhvmcgmicqb0c0g9iz103b";
+    sha256 = "04g6y0sv04d20bw401myq3k828ikysjhx383ly81vh9wji9i3mdd";
   };
 
   patches = optionals stdenv.isLinux [