diff --git a/llvm/tools/opt/opt.cpp b/llvm/tools/opt/opt.cpp
index ad9dc2d0774aa0..d7a39c91181120 100644
--- a/llvm/tools/opt/opt.cpp
+++ b/llvm/tools/opt/opt.cpp
@@ -486,7 +486,8 @@ static bool shouldPinPassToLegacyPM(StringRef Pass) {
                                           "indirectbr-expand",
                                           "generic-to-nvvm",
                                           "expandmemcmp",
-                                          "loop-reduce"};
+                                          "loop-reduce",
+                                          "lower-amx-type"};
   for (const auto &P : PassNamePrefix)
     if (Pass.startswith(P))
       return true;