2 files changed, 6 insertions, 2 deletions
diff --git a/src/mbgl/annotation/annotation_source.cpp b/src/mbgl/annotation/annotation_source.cpp
index 68f36f2d3a..5746081d22 100644
--- a/src/mbgl/annotation/annotation_source.cpp
+++ b/src/mbgl/annotation/annotation_source.cpp
@@ -13,7 +13,7 @@ AnnotationSource::Impl::Impl()
     : Source::Impl(SourceType::Annotations, AnnotationManager::SourceID) {
 }
 
-void AnnotationSource::loadDescription(FileSource&) {
+void AnnotationSource::loadDescription(std::shared_ptr<FileSource>) {
     loaded = true;
 }
 
diff --git a/src/mbgl/annotation/annotation_source.hpp b/src/mbgl/annotation/annotation_source.hpp
index 0728f3207e..a0e59227e4 100644
--- a/src/mbgl/annotation/annotation_source.hpp
+++ b/src/mbgl/annotation/annotation_source.hpp
@@ -3,8 +3,12 @@
 #include <mbgl/style/source.hpp>
 #include <mbgl/style/source_impl.hpp>
 
+#include <memory>
+
 namespace mbgl {
 
+class FileSource;
+
 class AnnotationSource : public style::Source {
 public:
     AnnotationSource();
@@ -13,7 +17,7 @@ public:
     const Impl& impl() const;
 
 private:
-    void loadDescription(FileSource&) final;
+    void loadDescription(std::shared_ptr<FileSource>) final;
 
     Mutable<Impl> mutableImpl() const;
 };