diff --git a/m4/exosip.m4 b/m4/exosip.m4
index 8e469969c..921e3353b 100644
--- a/m4/exosip.m4
+++ b/m4/exosip.m4
@@ -6,13 +6,13 @@ AC_REQUIRE([LP_CHECK_OSIP2])
 
 case $host_alias in
 	i386-apple*)
-		OSIP_LIBS="$OSIP_LIBS  -framework CoreFoundation -framework CFNetwork"
+		OSIP_LIBS="$OSIP_LIBS  -framework CoreFoundation -framework CFNetwork -lresolv"
 	;;
 	armv6-apple*)
-		OSIP_LIBS="$OSIP_LIBS  -framework CoreFoundation -framework CFNetwork"
+		OSIP_LIBS="$OSIP_LIBS  -framework CoreFoundation -framework CFNetwork -lresolv"
 	;;
 	armv7-apple*)
-		OSIP_LIBS="$OSIP_LIBS  -framework CoreFoundation -framework CFNetwork"
+		OSIP_LIBS="$OSIP_LIBS  -framework CoreFoundation -framework CFNetwork -lresolv"
 	;;
 	x86_64-apple*)
 		OSIP_LIBS="$OSIP_LIBS  -framework CoreFoundation"