diff --git a/test/tools/llvm-mca/JSON/X86/lit.local.cfg b/test/tools/llvm-mca/JSON/X86/lit.local.cfg
new file mode 100644
index 00000000000..c8625f4d9d2
--- /dev/null
+++ b/test/tools/llvm-mca/JSON/X86/lit.local.cfg
@@ -0,0 +1,2 @@
+if not 'X86' in config.root.targets:
+    config.unsupported = True