diff --git a/calendar-run.sh b/calendar-run.sh
index 46f84ea..8016abb 100755
--- a/calendar-run.sh
+++ b/calendar-run.sh
@@ -49,6 +49,10 @@ set -e
 /usr/bin/git status > /dev/null
 
 # Make sure machine is up.  set -e will ensure that.
+if [ -f $HOME/.shoddy-network ]; then
+    exit 0
+fi
+
 /bin/ping -q -w 20 -c 5 $HOME_MACHINE > /dev/null 2>&1
 
 cd ~/calendars/personal/private/bkuhn