diff --git a/src/lib/subs/wu.c b/src/lib/subs/wu.c
index 84549a0d..b700c3e4 100644
--- a/src/lib/subs/wu.c
+++ b/src/lib/subs/wu.c
@@ -51,9 +51,7 @@ static struct telstr last_tel[MAXNOC];
 void
 clear_telegram_is_new(natid to)
 {
-    last_tel[to].tel_type = 0;
     last_tel[to].tel_from = NATID_BAD;
-    last_tel[to].tel_date = 0;
 }
 
 /*
@@ -64,18 +62,14 @@ clear_telegram_is_new(natid to)
 static int
 telegram_is_new(natid to, struct telstr *tel)
 {
-    int is_new = 0;
-
-    is_new |= tel->tel_type != last_tel[to].tel_type;
-    is_new |= tel->tel_from != last_tel[to].tel_from;
-    is_new |= tel->tel_type != TEL_UPDATE &&
-	abs(tel->tel_date - last_tel[to].tel_date) > TEL_SECONDS;
-
-    last_tel[to].tel_type = tel->tel_type;
-    last_tel[to].tel_from = tel->tel_from;
-    last_tel[to].tel_date = tel->tel_date;
-
-    return is_new;
+    if (tel->tel_from != last_tel[to].tel_from
+	|| tel->tel_type != last_tel[to].tel_type
+	|| (tel->tel_type != TEL_UPDATE
+	    && abs(tel->tel_date - last_tel[to].tel_date) > TEL_SECONDS)) {
+	last_tel[to] = *tel;
+	return 1;
+    }
+    return 0;
 }
 
 /*