diff --git a/include/tvm/relay/type.h b/include/tvm/relay/type.h
index 5d8eca0370136a500a2127007088a95af81dc2df..6ff2be5e69d734d1f67b49886e310e6f31380036 100644
--- a/include/tvm/relay/type.h
+++ b/include/tvm/relay/type.h
@@ -251,7 +251,7 @@ class TupleTypeNode : public TypeNode {
 
   TVM_DLL static TupleType make(tvm::Array<Type> fields);
 
-  static constexpr const char* _type_key = "relay.TypeTuple";
+  static constexpr const char* _type_key = "relay.TupleType";
   TVM_DECLARE_NODE_TYPE_INFO(TupleTypeNode, TypeNode);
 };