diff --git a/templates/upstart.erb b/templates/upstart.erb
index 9610779..f50cd91 100644
--- a/templates/upstart.erb
+++ b/templates/upstart.erb
@@ -20,7 +20,7 @@ end script
 
 script
   cd $EPHOME
-  exec su -s /bin/sh -c 'exec "$0" "$@"' $EPUSER -- /usr/local/bin/node node_modules/ep_etherpad-lite/node/server.js \
+  exec su -s /bin/sh -c 'exec "$0" "$@"' $EPUSER -- /usr/local/bin/node --stack_size=1968 node_modules/ep_etherpad-lite/node/server.js \
                         >> $EPLOGS/access.log \
                         2>> $EPLOGS/error.log
 end script