diff --git a/src/highlighters.cc b/src/highlighters.cc
index dfc29297..cbda7ea8 100644
--- a/src/highlighters.cc
+++ b/src/highlighters.cc
@@ -271,7 +271,7 @@ private:
     {
         std::pair<LineCount, LineCount> m_range;
         size_t m_timestamp = 0;
-        std::vector<std::vector<std::pair<ByteCoord, ByteCoord>>> m_matches;
+        std::vector<std::vector<BufferRange>> m_matches;
     };
     BufferSideCache<Cache> m_cache;