diff --git a/src/3rdparty/mapbox-gl-native/deps/rapidjson/1.1.0/include/rapidjson/document.h b/src/3rdparty/mapbox-gl-native/deps/rapidjson/1.1.0/include/rapidjson/document.h
index e3e20df..ad362a6 100644
--- a/src/3rdparty/mapbox-gl-native/deps/rapidjson/1.1.0/include/rapidjson/document.h
+++ b/src/3rdparty/mapbox-gl-native/deps/rapidjson/1.1.0/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