diff --git a/include/tins/ip_address.h b/include/tins/ip_address.h
index 5e6f6d1..eb28ccb 100644
--- a/include/tins/ip_address.h
+++ b/include/tins/ip_address.h
@@ -33,7 +33,7 @@
 #include <string>
 #include <iosfwd>
 #include <functional>
-#include <stdint.h>
+#include <cstdint>
 #include <tins/cxxstd.h>
 #include <tins/macros.h>