diff --git a/src/tools/pgcvslog b/src/tools/pgcvslog
index 3acfef5efa..54a5cb9368 100755
--- a/src/tools/pgcvslog
+++ b/src/tools/pgcvslog
@@ -8,11 +8,11 @@
 # cvs log -d '>1999-06-14 00:00:00 GMT' . > log
 #
 # one branch:
-# cvs log -d'>2000-05-29 00:00:00 GMT' -rHEAD .
+# cvs log -d'>2000-05-29 00:00:00 GMT' -b .
 # cvs log -d'>2000-05-29 00:00:00 GMT' -rREL7_3_STABLE` .
 #
 # date range
-# cvs log -d'2000-05-08 00:00:00 GMT<2000-05-29 00:00:00 GMT' -rHEAD .
+# cvs log -d'2000-05-08 00:00:00 GMT<2000-05-29 00:00:00 GMT' -b .
 
 
 if [ "X$1" == "X-h" ]