diff --git a/src/catch2/internal/catch_sharding.hpp b/src/catch2/internal/catch_sharding.hpp
index 17a206f8..5bff4b85 100644
--- a/src/catch2/internal/catch_sharding.hpp
+++ b/src/catch2/internal/catch_sharding.hpp
@@ -11,6 +11,7 @@
 #include <catch2/catch_session.hpp>
 
 #include <cmath>
+#include <algorithm>
 
 namespace Catch {