diff --git a/pkgs/development/libraries/wxSVG/default.nix b/pkgs/development/libraries/wxSVG/default.nix
index bdc8f8c3435c..e2e227a6327a 100644
--- a/pkgs/development/libraries/wxSVG/default.nix
+++ b/pkgs/development/libraries/wxSVG/default.nix
@@ -7,11 +7,11 @@ stdenv.mkDerivation rec {
 
   pname = "wxSVG";
   srcName = "wxsvg-${version}";
-  version = "1.5.20";
+  version = "1.5.21";
 
   src = fetchurl {
     url = "mirror://sourceforge/project/wxsvg/wxsvg/${version}/${srcName}.tar.bz2";
-    sha256 = "17j5j61l5mv7x0ncsm1kv3k5mmjqyxfpddjn7j84wdgrj62xldhm";
+    sha256 = "0v368qgqad49saklwcbq76f1xkg126g0ll1jw9x2bdds02kvg1fw";
   };
 
   nativeBuildInputs = [ pkgconfig ];