diff --git a/dbms/src/Common/StringUtils/StringUtils.h b/dbms/src/Common/StringUtils/StringUtils.h
index ed34150930b..49c1c2d40a2 100644
--- a/dbms/src/Common/StringUtils/StringUtils.h
+++ b/dbms/src/Common/StringUtils/StringUtils.h
@@ -4,6 +4,7 @@
 #include <cstring>
 #include <cstddef>
 #include <type_traits>
+#include <functional>
 
 
 namespace detail