diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index ef36289e05c1..7465235b81b3 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1780,7 +1780,7 @@ mapAliases ({
   llvmPackages_git = recurseIntoAttrs (callPackage ../development/compilers/llvm/git {
     inherit (stdenvAdapters) overrideCC;
     buildLlvmTools = buildPackages.llvmPackages_git.tools;
-    targetLlvmLibraries = targetPackages.llvmPackages_git.libraries;
+    targetLlvmLibraries = targetPackages.llvmPackages_git.libraries or llvmPackages_git.libraries;
   });
 
   # Added 2022-01-28