diff --git a/llvm/11/default.nix b/llvm/11/default.nix
index e556350..257c8de 100644
--- a/llvm/11/default.nix
+++ b/llvm/11/default.nix
@@ -41,7 +41,6 @@ let
       lib.platforms.arm ++
       lib.platforms.mips ++
       lib.platforms.riscv ++
-      lib.platforms.s390x ++
       lib.platforms.wasi ++
       lib.platforms.x86;
   };