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path: root/src/mbgl/style/expression/within.cpp
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-rw-r--r--src/mbgl/style/expression/within.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mbgl/style/expression/within.cpp b/src/mbgl/style/expression/within.cpp
index 2b8a6a65bf..b66015465f 100644
--- a/src/mbgl/style/expression/within.cpp
+++ b/src/mbgl/style/expression/within.cpp
@@ -39,7 +39,7 @@ Polygon<int64_t> getTilePolygon(const Polygon<double>& polygon,
for (const auto& ring : polygon) {
LinearRing<int64_t> temp;
temp.reserve(ring.size());
- for (const auto p : ring) {
+ for (const auto& p : ring) {
const auto coord = latLonToTileCoodinates(p, canonical);
temp.push_back(coord);
updateBBox(bbox, coord);