1 files changed, 1 insertions, 1 deletions
diff --git a/src/mbgl/layout/symbol_instance.hpp b/src/mbgl/layout/symbol_instance.hpp
index 5169b16adb..95159deeb1 100644
--- a/src/mbgl/layout/symbol_instance.hpp
+++ b/src/mbgl/layout/symbol_instance.hpp
@@ -40,7 +40,7 @@ public:
                    const IndexedSubfeature&,
                    const std::size_t layoutFeatureIndex,
                    const std::size_t dataFeatureIndex,
-                   const std::u16string& key,
+                   std::u16string key,
                    const float overscaling,
                    const float rotate,
                    float radialTextOffset);