diff --git a/src/mbgl/renderer/layers/render_fill_layer.cpp b/src/mbgl/renderer/layers/render_fill_layer.cpp
index 1d09b8b52..e6b53d1f6 100644
--- a/src/mbgl/renderer/layers/render_fill_layer.cpp
+++ b/src/mbgl/renderer/layers/render_fill_layer.cpp
@@ -517,7 +517,7 @@ void RenderFillLayer::update(const int32_t layerIndex,
 #if !defined(NDEBUG)
                 const auto result =
 #endif
-                tileDrawables.insert(std::make_pair(tileID, drawable));
+                    tileDrawables.insert(std::make_pair(tileID, drawable));
                 // This should always insert because we checked previously.
                 assert(result.second);