diff --git a/pkgs/applications/science/math/mathematica/generic.nix b/pkgs/applications/science/math/mathematica/generic.nix
index c734e891f39c..2efd952995bd 100644
--- a/pkgs/applications/science/math/mathematica/generic.nix
+++ b/pkgs/applications/science/math/mathematica/generic.nix
@@ -32,7 +32,7 @@
   libuuid,
   libxkbcommon,
   libxml2,
-  llvmPackages_12,
+  llvmPackages_13,
   matio,
   mpfr,
   ncurses,
@@ -102,7 +102,7 @@ stdenv.mkDerivation {
       libuuid
       libxkbcommon
       libxml2
-      llvmPackages_12.libllvm.lib
+      llvmPackages_13.libllvm.lib
       matio
       mpfr
       ncurses