diff --git a/swift/stdlib/public/runtime/Metadata.cpp b/swift/stdlib/public/runtime/Metadata.cpp
index 2e466715ffd..c870edc4507 100644
--- a/swift/stdlib/public/runtime/Metadata.cpp
+++ b/swift/stdlib/public/runtime/Metadata.cpp
@@ -754,6 +754,7 @@ MetadataResponse swift::swift_getCanonicalSpecializedMetadata(
                             MetadataState::Complete};
   }
 
+#if !defined(__arm__)
   if (auto *token =
           description
               ->getCanonicalMetadataPrespecializationCachingOnceToken()) {
@@ -761,6 +762,7 @@ MetadataResponse swift::swift_getCanonicalSpecializedMetadata(
     // NOTE: If there is no token, then there are no canonical prespecialized
     //       metadata records, either.
   }
+#endif
   const void *const *arguments =
       reinterpret_cast<const void *const *>(candidate->getGenericArgs());
   auto &cache = getCache(*description);
@@ -802,7 +804,9 @@ MetadataResponse swift::swift_getCanonicalPrespecializedGenericMetadata(
     const TypeContextDescriptor *description, swift_once_t *token) {
   description = swift_auth_data_non_address(
       description, SpecialPointerAuthDiscriminators::TypeDescriptor);
+#if !defined(__arm__)
   cacheCanonicalSpecializedMetadata(description, token);
+#endif
 
   return _swift_getGenericMetadata(request, arguments, description);
 }