diff --git a/pal/shared/devdriver/third_party/rapidjson/include/rapidjson/document.h b/pal/shared/devdriver/third_party/rapidjson/include/rapidjson/document.h
index e3e20dfb..ad362a69 100644
--- a/pal/shared/devdriver/third_party/rapidjson/include/rapidjson/document.h
+++ b/pal/shared/devdriver/third_party/rapidjson/include/rapidjson/document.h
@@ -322,7 +322,7 @@ struct GenericStringRef {
     operator const Ch *() const { return s; }
 
     const Ch* const s; //!< plain CharType pointer
-    const SizeType length; //!< length of the string (excluding the trailing NULL terminator)
+    SizeType length; //!< length of the string (excluding the trailing NULL terminator)
 
 private:
     //! Disallow construction from non-const array