diff --git a/llvm/test/tools/llvm-exegesis/AArch64/lit.local.cfg b/llvm/test/tools/llvm-exegesis/AArch64/lit.local.cfg
--- a/llvm/test/tools/llvm-exegesis/AArch64/lit.local.cfg
+++ b/llvm/test/tools/llvm-exegesis/AArch64/lit.local.cfg
@@ -1,3 +1,6 @@
 if not ('AArch64' in config.root.targets):
     # We need support for AArch64.
     config.unsupported = True
+elif not ('aarch64' in config.root.host_triple):
+    # We need to be running on an PPC host.
+    config.unsupported = True