diff --git a/eval/public/structs/legacy_type_provider.cc b/eval/public/structs/legacy_type_provider.cc
index fe7ed35cc..6810ec1f0 100644
--- a/eval/public/structs/legacy_type_provider.cc
+++ b/eval/public/structs/legacy_type_provider.cc
@@ -189,7 +189,7 @@ LegacyTypeProvider::DeserializeValueImpl(cel::ValueFactory& value_factory,
       }
       CEL_ASSIGN_OR_RETURN(auto builder, mutation_apis->NewInstance(
                                              value_factory.GetMemoryManager()));
-      if (!builder.message_ptr()->ParsePartialFromCord(value)) {
+      if (!builder.message_ptr()->ParsePartialFromString(value)) {
         return absl::UnknownError("failed to parse protocol buffer message");
       }
       CEL_ASSIGN_OR_RETURN(