diff --git a/sk.c b/sk.c
index 0437ad8..a13d14d 100644
--- a/sk.c
+++ b/sk.c
@@ -193,7 +193,7 @@ int sk_interface_addr(char *name, int family, uint8_t *addr, int len)
 			break;
 		}
 	}
-	free(ifaddr);
+	freeifaddrs(ifaddr);
 	return result;
 }