1 files changed, 3 insertions, 0 deletions
diff --git a/expression-test/expression_test_parser.hpp b/expression-test/expression_test_parser.hpp
index 842d8a1563..b73dbf0539 100644
--- a/expression-test/expression_test_parser.hpp
+++ b/expression-test/expression_test_parser.hpp
@@ -16,14 +16,17 @@ using namespace mbgl;
 struct Input {
     Input(optional<float> zoom_,
           optional<double> heatmapDensity_,
+          optional<CanonicalTileID> canonical_,
           std::set<std::string> availableImages_,
           Feature feature_)
         : zoom(std::move(zoom_)),
           heatmapDensity(std::move(heatmapDensity_)),
+          canonical(std::move(canonical_)),
           availableImages(std::move(availableImages_)),
           feature(std::move(feature_)) {}
     optional<float> zoom;
     optional<double> heatmapDensity;
+    optional<CanonicalTileID> canonical;
     std::set<std::string> availableImages;
     Feature feature;
 };