diff --git a/src/switch_core.c b/src/switch_core.c
index c82e04e0bf..0082fd3d2f 100644
--- a/src/switch_core.c
+++ b/src/switch_core.c
@@ -107,7 +107,7 @@ static void check_ip(void) {
 			switch_set_string(old_ip4, main_ip4);
 			switch_set_string(main_ip4, guess_ip4);
 			switch_core_set_variable("local_ip_v4", guess_ip4);
-			switch_core_set_variable("local_mask_v4", inet_ntoa(*(struct in_addr *)&mask));
+			switch_core_set_variable("local_mask_v4", inet_ntoa(*(struct in_addr *)(intptr_t)&mask));
 		}
 	}