diff --git a/libsolutil/BooleanLP.h b/libsolutil/BooleanLP.h
index 8e6a2911b..46c0dfe34 100644
--- a/libsolutil/BooleanLP.h
+++ b/libsolutil/BooleanLP.h
@@ -27,7 +27,6 @@
 #include <vector>
 #include <variant>
 #include <stack>
-#include <compare>
 
 namespace solidity::util
 {