diff --git a/src/bench/pool.cpp b/src/bench/pool.cpp
index f5cfb99a111..cf4ba132bf4 100644
--- a/src/bench/pool.cpp
+++ b/src/bench/pool.cpp
@@ -10,7 +10,6 @@
 #include <functional>
 #include <unordered_map>
 #include <utility>
-#include <variant>
 
 template <typename Map>
 void BenchFillClearMap(benchmark::Bench& bench, Map& map)