diff --git a/pkgs/development/compilers/terra/default.nix b/pkgs/development/compilers/terra/default.nix
index 7cb3dddd5eb..5abcf42efd9 100644
--- a/pkgs/development/compilers/terra/default.nix
+++ b/pkgs/development/compilers/terra/default.nix
@@ -60,6 +60,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     inherit (src.meta) homepage;
     description = "A low-level counterpart to Lua";
+    platforms = platforms.unix;
     maintainers = with maintainers; [ jb55 ];
     license = licenses.mit;
   };