1 files changed, 7 insertions, 1 deletions
diff --git a/src/mbgl/layer/symbol_layer.hpp b/src/mbgl/layer/symbol_layer.hpp
index 730bd2ad4a..a2b3b0acf9 100644
--- a/src/mbgl/layer/symbol_layer.hpp
+++ b/src/mbgl/layer/symbol_layer.hpp
@@ -84,6 +84,7 @@ public:
 
 class SymbolLayer : public StyleLayer {
 public:
+    SymbolLayer() : StyleLayer(Type::Symbol) {}
     std::unique_ptr<StyleLayer> clone() const override;
 
     void parseLayout(const JSValue&) override;
@@ -97,9 +98,14 @@ public:
     SymbolLayoutProperties layout;
     SymbolPaintProperties paint;
 
-    SpriteAtlas* spriteAtlas;
+    SpriteAtlas* spriteAtlas = nullptr;
 };
 
+template <>
+inline bool StyleLayer::is<SymbolLayer>() const {
+    return type == Type::Symbol;
+}
+
 } // namespace mbgl
 
 #endif