diff --git a/Makefile b/Makefile
index bc16cac..0d8bef6 100644
--- a/Makefile
+++ b/Makefile
@@ -43,3 +43,164 @@ nodepend:
 	rm -f depend
  
 # DO NOT DELETE
+
+iftop.o: /usr/include/pcap/pcap.h /usr/include/sys/types.h
+iftop.o: /usr/include/features.h /usr/include/sys/cdefs.h
+iftop.o: /usr/include/gnu/stubs.h /usr/include/bits/types.h
+iftop.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
+iftop.o: /usr/include/time.h /usr/include/endian.h /usr/include/bits/endian.h
+iftop.o: /usr/include/sys/select.h /usr/include/bits/select.h
+iftop.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
+iftop.o: /usr/include/sys/time.h /usr/include/bits/time.h
+iftop.o: /usr/include/pcap/net/bpf.h /usr/include/stdio.h
+iftop.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
+iftop.o: /usr/include/libio.h /usr/include/_G_config.h
+iftop.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
+iftop.o: /usr/include/alloca.h /usr/include/net/ethernet.h
+iftop.o: /usr/include/linux/if_ether.h /usr/include/netinet/ip.h
+iftop.o: /usr/include/netinet/in.h /usr/include/limits.h
+iftop.o: /usr/include/bits/posix1_lim.h /usr/include/bits/local_lim.h
+iftop.o: /usr/include/linux/limits.h /usr/include/bits/posix2_lim.h
+iftop.o: /usr/include/stdint.h /usr/include/bits/wordsize.h
+iftop.o: /usr/include/bits/socket.h /usr/include/bits/sockaddr.h
+iftop.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
+iftop.o: /usr/include/bits/in.h /usr/include/bits/byteswap.h
+iftop.o: /usr/include/pthread.h /usr/include/sched.h
+iftop.o: /usr/include/bits/sched.h /usr/include/signal.h
+iftop.o: /usr/include/bits/pthreadtypes.h /usr/include/bits/sigthread.h
+iftop.o: /usr/include/curses.h /usr/include/ncurses/unctrl.h
+iftop.o: /usr/include/ncurses/curses.h /usr/include/string.h iftop.h
+iftop.o: addr_hash.h /usr/include/sys/socket.h /usr/include/arpa/inet.h
+iftop.o: hash.h resolver.h ui.h
+addr_hash.o: /usr/include/stdio.h /usr/include/features.h
+addr_hash.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
+addr_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
+addr_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
+addr_hash.o: /usr/include/bits/types.h /usr/include/libio.h
+addr_hash.o: /usr/include/_G_config.h /usr/include/bits/stdio_lim.h
+addr_hash.o: /usr/include/stdlib.h /usr/include/sys/types.h
+addr_hash.o: /usr/include/time.h /usr/include/endian.h
+addr_hash.o: /usr/include/bits/endian.h /usr/include/sys/select.h
+addr_hash.o: /usr/include/bits/select.h /usr/include/bits/sigset.h
+addr_hash.o: /usr/include/sys/sysmacros.h /usr/include/alloca.h addr_hash.h
+addr_hash.o: /usr/include/sys/socket.h /usr/include/bits/socket.h
+addr_hash.o: /usr/include/limits.h /usr/include/bits/posix1_lim.h
+addr_hash.o: /usr/include/bits/local_lim.h /usr/include/linux/limits.h
+addr_hash.o: /usr/include/bits/posix2_lim.h /usr/include/bits/sockaddr.h
+addr_hash.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
+addr_hash.o: /usr/include/netinet/in.h /usr/include/stdint.h
+addr_hash.o: /usr/include/bits/wordsize.h /usr/include/bits/in.h
+addr_hash.o: /usr/include/bits/byteswap.h /usr/include/arpa/inet.h hash.h
+addr_hash.o: iftop.h
+hash.o: /usr/include/stdio.h /usr/include/features.h /usr/include/sys/cdefs.h
+hash.o: /usr/include/gnu/stubs.h
+hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
+hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
+hash.o: /usr/include/bits/types.h /usr/include/libio.h
+hash.o: /usr/include/_G_config.h /usr/include/bits/stdio_lim.h
+hash.o: /usr/include/stdlib.h /usr/include/sys/types.h /usr/include/time.h
+hash.o: /usr/include/endian.h /usr/include/bits/endian.h
+hash.o: /usr/include/sys/select.h /usr/include/bits/select.h
+hash.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
+hash.o: /usr/include/alloca.h hash.h iftop.h
+ns_hash.o: /usr/include/stdio.h /usr/include/features.h
+ns_hash.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
+ns_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
+ns_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
+ns_hash.o: /usr/include/bits/types.h /usr/include/libio.h
+ns_hash.o: /usr/include/_G_config.h /usr/include/bits/stdio_lim.h
+ns_hash.o: /usr/include/stdlib.h /usr/include/sys/types.h /usr/include/time.h
+ns_hash.o: /usr/include/endian.h /usr/include/bits/endian.h
+ns_hash.o: /usr/include/sys/select.h /usr/include/bits/select.h
+ns_hash.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
+ns_hash.o: /usr/include/alloca.h /usr/include/sys/socket.h
+ns_hash.o: /usr/include/bits/socket.h /usr/include/limits.h
+ns_hash.o: /usr/include/bits/posix1_lim.h /usr/include/bits/local_lim.h
+ns_hash.o: /usr/include/linux/limits.h /usr/include/bits/posix2_lim.h
+ns_hash.o: /usr/include/bits/sockaddr.h /usr/include/asm/socket.h
+ns_hash.o: /usr/include/asm/sockios.h /usr/include/netinet/in.h
+ns_hash.o: /usr/include/stdint.h /usr/include/bits/wordsize.h
+ns_hash.o: /usr/include/bits/in.h /usr/include/bits/byteswap.h
+ns_hash.o: /usr/include/arpa/inet.h ns_hash.h hash.h iftop.h
+resolver.o: /usr/include/netinet/in.h /usr/include/features.h
+resolver.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
+resolver.o: /usr/include/limits.h /usr/include/bits/posix1_lim.h
+resolver.o: /usr/include/bits/local_lim.h /usr/include/linux/limits.h
+resolver.o: /usr/include/bits/posix2_lim.h /usr/include/stdint.h
+resolver.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
+resolver.o: /usr/include/bits/wordsize.h /usr/include/sys/types.h
+resolver.o: /usr/include/bits/types.h /usr/include/time.h
+resolver.o: /usr/include/endian.h /usr/include/bits/endian.h
+resolver.o: /usr/include/sys/select.h /usr/include/bits/select.h
+resolver.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
+resolver.o: /usr/include/bits/socket.h /usr/include/bits/sockaddr.h
+resolver.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
+resolver.o: /usr/include/bits/in.h /usr/include/bits/byteswap.h
+resolver.o: /usr/include/sys/socket.h /usr/include/arpa/inet.h
+resolver.o: /usr/include/pthread.h /usr/include/sched.h
+resolver.o: /usr/include/bits/sched.h /usr/include/signal.h
+resolver.o: /usr/include/bits/pthreadtypes.h /usr/include/bits/sigthread.h
+resolver.o: /usr/include/stdio.h
+resolver.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
+resolver.o: /usr/include/libio.h /usr/include/_G_config.h
+resolver.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
+resolver.o: /usr/include/alloca.h /usr/include/netdb.h
+resolver.o: /usr/include/rpc/netdb.h /usr/include/errno.h
+resolver.o: /usr/include/bits/errno.h /usr/include/linux/errno.h
+resolver.o: /usr/include/asm/errno.h /usr/include/string.h ns_hash.h hash.h
+resolver.o: iftop.h
+ui.o: /usr/include/curses.h /usr/include/stdio.h /usr/include/features.h
+ui.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
+ui.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
+ui.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
+ui.o: /usr/include/bits/types.h /usr/include/libio.h /usr/include/_G_config.h
+ui.o: /usr/include/bits/stdio_lim.h /usr/include/ncurses/unctrl.h
+ui.o: /usr/include/ncurses/curses.h /usr/include/string.h /usr/include/math.h
+ui.o: /usr/include/bits/huge_val.h /usr/include/bits/mathdef.h
+ui.o: /usr/include/bits/mathcalls.h
+ui.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/float.h
+ui.o: /usr/include/pthread.h /usr/include/sched.h /usr/include/time.h
+ui.o: /usr/include/bits/sched.h /usr/include/signal.h
+ui.o: /usr/include/bits/sigset.h /usr/include/bits/pthreadtypes.h
+ui.o: /usr/include/bits/sigthread.h /usr/include/stdlib.h
+ui.o: /usr/include/sys/types.h /usr/include/endian.h
+ui.o: /usr/include/bits/endian.h /usr/include/sys/select.h
+ui.o: /usr/include/bits/select.h /usr/include/sys/sysmacros.h
+ui.o: /usr/include/alloca.h /usr/include/sys/time.h /usr/include/bits/time.h
+ui.o: addr_hash.h /usr/include/sys/socket.h /usr/include/bits/socket.h
+ui.o: /usr/include/limits.h /usr/include/bits/posix1_lim.h
+ui.o: /usr/include/bits/local_lim.h /usr/include/linux/limits.h
+ui.o: /usr/include/bits/posix2_lim.h /usr/include/bits/sockaddr.h
+ui.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
+ui.o: /usr/include/netinet/in.h /usr/include/stdint.h
+ui.o: /usr/include/bits/wordsize.h /usr/include/bits/in.h
+ui.o: /usr/include/bits/byteswap.h /usr/include/arpa/inet.h hash.h iftop.h
+ui.o: resolver.h sorted_list.h
+util.o: /usr/include/sys/types.h /usr/include/features.h
+util.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
+util.o: /usr/include/bits/types.h
+util.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
+util.o: /usr/include/time.h /usr/include/endian.h /usr/include/bits/endian.h
+util.o: /usr/include/sys/select.h /usr/include/bits/select.h
+util.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
+util.o: /usr/include/errno.h /usr/include/bits/errno.h
+util.o: /usr/include/linux/errno.h /usr/include/asm/errno.h
+util.o: /usr/include/stdio.h
+util.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
+util.o: /usr/include/libio.h /usr/include/_G_config.h
+util.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
+util.o: /usr/include/alloca.h /usr/include/string.h /usr/include/unistd.h
+util.o: /usr/include/bits/posix_opt.h /usr/include/bits/confname.h
+util.o: /usr/include/getopt.h iftop.h
+sorted_list.o: /usr/include/stdlib.h /usr/include/features.h
+sorted_list.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
+sorted_list.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
+sorted_list.o: /usr/include/sys/types.h /usr/include/bits/types.h
+sorted_list.o: /usr/include/time.h /usr/include/endian.h
+sorted_list.o: /usr/include/bits/endian.h /usr/include/sys/select.h
+sorted_list.o: /usr/include/bits/select.h /usr/include/bits/sigset.h
+sorted_list.o: /usr/include/sys/sysmacros.h /usr/include/alloca.h
+sorted_list.o: /usr/include/stdio.h
+sorted_list.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
+sorted_list.o: /usr/include/libio.h /usr/include/_G_config.h
+sorted_list.o: /usr/include/bits/stdio_lim.h sorted_list.h iftop.h
diff --git a/ui.c b/ui.c
index 46f88f4..7008f7b 100644
--- a/ui.c
+++ b/ui.c
@@ -9,7 +9,6 @@
 #include <pthread.h>
 #include <signal.h>
 #include <stdlib.h>
-#include <sys/time.h>
 
 #include "addr_hash.h"
 #include "iftop.h"
@@ -183,16 +182,8 @@ void ui_loop() {
     pthread_mutex_init(&tick_wait_mutex, NULL);
     pthread_cond_init(&tick_wait_cond, NULL);
     while(foad == 0) {
-        struct timeval tv;
         struct timespec t;
-        gettimeofday(&tv, NULL);
-        tv.tv_usec += 250000;
-        if (tv.tv_usec > 999999) {
-            ++tv.tv_sec;
-            tv.tv_usec -= 1000000;
-        }
-        t.tv_sec = tv.tv_sec;
-        t.tv_nsec = 1000 * tv.tv_usec;
+        t.tv_sec = time(NULL) + 1;
 
         pthread_cond_timedwait(&tick_wait_cond, &tick_wait_mutex, &t);
         //fprintf(stderr,"timeout tick\n");