diff --git a/velox/type/Type.h b/velox/type/Type.h
index 40e00ecd2511..878ca2512851 100644
--- a/velox/type/Type.h
+++ b/velox/type/Type.h
@@ -1014,7 +1014,8 @@ class RowType : public TypeBase<TypeKind::ROW> {
   std::optional<uint32_t> getChildIdxIfExists(const std::string& name) const;
 
   const std::string& nameOf(uint32_t idx) const {
-    return names_.at(idx);
+    VELOX_CHECK_LT(idx, names_.size());
+    return names_[idx];
   }
 
   bool equivalent(const Type& other) const override;
diff --git a/velox/type/tests/TypeTest.cpp b/velox/type/tests/TypeTest.cpp
index 1bf8d6d384e5..a3ab45a962cd 100644
--- a/velox/type/tests/TypeTest.cpp
+++ b/velox/type/tests/TypeTest.cpp
@@ -413,7 +413,7 @@ TEST(TypeTest, row) {
   EXPECT_STREQ(row0->findChild("a")->kindName(), "INTEGER");
   EXPECT_EQ(row0->nameOf(0), "a");
   EXPECT_EQ(row0->nameOf(1), "b");
-  EXPECT_THROW(row0->nameOf(4), std::out_of_range);
+  EXPECT_THROW(row0->nameOf(4), VeloxRuntimeError);
   EXPECT_THROW(row0->findChild("not_exist"), VeloxUserError);
   // todo: expected case behavior?:
   VELOX_ASSERT_THROW(