diff --git a/third_party/xla/xla/backends/gpu/autotuner/triton.cc b/third_party/xla/xla/backends/gpu/autotuner/triton.cc
index 62524fc8659..e2dd56ddb66 100644
--- a/third_party/xla/xla/backends/gpu/autotuner/triton.cc
+++ b/third_party/xla/xla/backends/gpu/autotuner/triton.cc
@@ -19,7 +19,6 @@ limitations under the License.
 #include <optional>
 #include <string>
 #include <utility>
-#include <variant>
 #include <vector>
 
 #include "absl/container/flat_hash_map.h"