diff --git a/usr.sbin/tcpdump/tcpslice/tcpslice.c b/usr.sbin/tcpdump/tcpslice/tcpslice.c
index 25d245b471a4..2c468063fe3d 100644
--- a/usr.sbin/tcpdump/tcpslice/tcpslice.c
+++ b/usr.sbin/tcpdump/tcpslice/tcpslice.c
@@ -27,7 +27,7 @@ static const char copyright[] =
 
 #ifndef lint
 static const char rcsid[] =
-	"$Id: tcpslice.c,v 1.5 1998/01/20 07:30:27 charnier Exp $";
+	"$Id: tcpslice.c,v 1.6 1999/01/15 05:46:28 imp Exp $";
 #endif /* not lint */
 
 /*
@@ -325,9 +325,6 @@ fill_tm(char *time_string, int is_delta, struct tm *t, time_t *usecs_addr)
 {
 	char *t_start, *t_stop, format_ch;
 	int val;
-	struct timeval now;
-	struct timezone tz;
-	struct tm tmnow;
 
 #define SET_VAL(lhs,rhs)	\
 	if (is_delta)		\
@@ -335,10 +332,6 @@ fill_tm(char *time_string, int is_delta, struct tm *t, time_t *usecs_addr)
 	else			\
 		lhs = rhs
 
-	if (gettimeofday(&now, &tz) < 0)
-		err(1, "gettimeofday");
-	tmnow = *localtime(&now.tv_sec);
-
 	/* Loop through the time string parsing one specification at
 	 * a time.  Each specification has the form <number><letter>
 	 * where <number> indicates the amount of time and <letter>
@@ -363,10 +356,12 @@ fill_tm(char *time_string, int is_delta, struct tm *t, time_t *usecs_addr)
 
 		switch (format_ch) {
 			case 'y':
-				if ( val > 1900 )
+				if ( val >= 1900 )
 					val -= 1900;
-				else if (val < 100)
-					val += (tmnow.tm_year / 100) * 100;
+				else if (val < 100 && !is_delta) {
+					if (val < 69)	/* Same hack as date */
+						val += 100;
+				}
 				SET_VAL(t->tm_year, val);
 				break;