diff --git a/src/sw/redis++/utils.h b/src/sw/redis++/utils.h
index f77f796..ff38f2d 100644
--- a/src/sw/redis++/utils.h
+++ b/src/sw/redis++/utils.h
@@ -17,6 +17,7 @@
 #ifndef SEWENEW_REDISPLUSPLUS_UTILS_H
 #define SEWENEW_REDISPLUSPLUS_UTILS_H
 
+#include <cstdint>
 #include <cstring>
 #include <string>
 #include <type_traits>