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-rw-r--r--include/mbgl/tile/tile_id.hpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/mbgl/tile/tile_id.hpp b/include/mbgl/tile/tile_id.hpp
index dd2fba573d..7371916449 100644
--- a/include/mbgl/tile/tile_id.hpp
+++ b/include/mbgl/tile/tile_id.hpp
@@ -181,7 +181,8 @@ inline uint32_t OverscaledTileID::overscaleFactor() const {
}
inline bool OverscaledTileID::isChildOf(const OverscaledTileID& rhs) const {
- return overscaledZ > rhs.overscaledZ &&
+ return wrap == rhs.wrap &&
+ overscaledZ > rhs.overscaledZ &&
(canonical == rhs.canonical || canonical.isChildOf(rhs.canonical));
}