diff --git a/pkgs/applications/science/math/mathematica/l10ns.nix b/pkgs/applications/science/math/mathematica/l10ns.nix
index 2158021c754..065360a112d 100644
--- a/pkgs/applications/science/math/mathematica/l10ns.nix
+++ b/pkgs/applications/science/math/mathematica/l10ns.nix
@@ -5,10 +5,10 @@ with lib;
   l10ns = flip map
   [
     {
-      version = "11.2.0";
+      version = "11.3.0";
       lang = "en";
       language = "English";
-      sha256 = "4a1293cc1c404303aa1cab1bd273c7be151d37ac5ed928fbbb18e9c5ab2d8df9";
+      sha256 = "0fcfe208c1eac8448e7be3af0bdb84370b17bd9c5d066c013928c8ee95aed10e";
     }
     {
       version = "11.2.0";