diff --git a/pkgs/applications/networking/browsers/icecat-3/default.nix b/pkgs/applications/networking/browsers/icecat-3/default.nix
index aa18c241a5a..4e6743c0286 100644
--- a/pkgs/applications/networking/browsers/icecat-3/default.nix
+++ b/pkgs/applications/networking/browsers/icecat-3/default.nix
@@ -4,13 +4,13 @@
 , freetype, fontconfig
 , application ? "browser" }:
 
-let version = "3.5.2"; in
+let version = "3.5.3"; in
 stdenv.mkDerivation {
   name = "icecat-${version}";
 
   src = fetchurl {
     url = "mirror://gnu/gnuzilla/${version}/icecat-${version}.tar.bz2";
-    sha256 = "1hm11pghka8793shyf21ghky30ykbns952nbblki8dxkg84qsfpa";
+    sha256 = "0cjf75crk4g84swya57ixm7152v774hsxif3xrws4yz9dasqlz5j";
   };
 
   buildInputs = [
@@ -101,6 +101,7 @@ stdenv.mkDerivation {
     licenses = [ "GPLv2+" "LGPLv2+" "MPLv1+" ];
 
     maintainers = [ stdenv.lib.maintainers.ludo ];
+    platforms = stdenv.lib.platforms.gnu;
   };
 
   passthru = {