diff --git a/git-asf b/git-asf
index 3af9d06..623d75d 100755
--- a/git-asf
+++ b/git-asf
@@ -2,7 +2,7 @@
 
 usage()
 {
-    echo "Usage: git asf commit <SHA>"
+    echo "Usage: git asf commit [-b <target branch>] <SHA> "
     exit
 }
 
diff --git a/git-gerrit b/git-gerrit
index e97c20b..322cc1e 100755
--- a/git-gerrit
+++ b/git-gerrit
@@ -6,7 +6,7 @@ DATADIR=.git/gerrit-submit
 usage()
 {
     echo "Usage: git gerrit init [-u <gerrit URL>] [-p <project name>]"
-    echo "       git gerrit update [-b <target branch>]"
+    echo "       git gerrit update [-b <target branch>] [-m]"
     echo "       git gerrit submit [-b <target branch>] [-d]"
     echo "       git gerrit new"
     exit
@@ -94,6 +94,7 @@ gerrit_update()
                 ;;
             m)
                 mergeop=merge
+                echo Using merge update policy
                 ;;
             r)
                 mergeop=rebase