diff --git a/contrib/zsh_completion b/contrib/zsh_completion
--- a/contrib/zsh_completion
+++ b/contrib/zsh_completion
@@ -734,6 +734,11 @@ typeset -A _hg_cmd_globals
   '*:files:_files'
 }
 
+_hg_cmd_summary() {
+  _arguments -s -w : $_hg_global_opts \
+  '--remote[check for push and pull]'
+}
+
 _hg_cmd_tag() {
   _arguments -s -w : $_hg_global_opts \
   '(--local -l)'{-l,--local}'[make the tag local]' \