diff --git a/rtl8168-eeprom.c b/rtl8168-eeprom.c
index e281f3d..19cae0d 100644
--- a/rtl8168-eeprom.c
+++ b/rtl8168-eeprom.c
@@ -4,6 +4,7 @@
 #include <unistd.h>
 #include <stdarg.h>
 #include <string.h>
+#include <limits.h>
 
 #include <pci/pci.h>
 #include <sys/fcntl.h>