diff --git a/src/resolve.c b/src/resolve.c
index 88069a4..1f9a6dd 100644
--- a/src/resolve.c
+++ b/src/resolve.c
@@ -18,6 +18,7 @@
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
 */
 
+#include <arpa/inet.h>
 #include <netinet/in.h>
 #include <arpa/nameser.h>
 #include <resolv.h>