diff --git a/build.zig b/build.zig
index 1a82a1d1057865203dbae03880f81d50d70f16c5..87119a24e839fa4206236dc25c335976f451420c 100644
--- a/build.zig
+++ b/build.zig
@@ -367,6 +367,7 @@ pub fn build(b: *std.Build) !void {
     test_cases_options.addOption(bool, "llvm_has_xtensa", llvm_has_xtensa);
     test_cases_options.addOption(bool, "force_gpa", force_gpa);
     test_cases_options.addOption(bool, "only_c", only_c);
+    test_cases_options.addOption(bool, "omit_pkg_fetching_code", true);
     test_cases_options.addOption(bool, "enable_qemu", b.enable_qemu);
     test_cases_options.addOption(bool, "enable_wine", b.enable_wine);
     test_cases_options.addOption(bool, "enable_wasmtime", b.enable_wasmtime);