diff --git a/SkipList.cpp b/SkipList.cpp
index f0474ff..9d670df 100644
--- a/SkipList.cpp
+++ b/SkipList.cpp
@@ -22,6 +22,8 @@
 
 #include "ConflictSet.h"
 #include "Internal.h"
+
+#include <algorithm>
 #include <span>
 
 std::span<const uint8_t> keyAfter(Arena &arena, std::span<const uint8_t> key) {