diff --git a/src/data/exif.rs b/src/data/exif.rs
index da082f4..dcb8b15 100644
--- a/src/data/exif.rs
+++ b/src/data/exif.rs
@@ -20,7 +20,7 @@ pub trait ExifDataSource {
 impl<T: ExifDataSource> ExifDataSource for std::sync::Arc<T> {
     call_parent_data_source_fun!(
         "src/data/exif_data_source.json",
-        std::ops::Deref::deref(self),
+        **self,
     );
 }