diff --git a/panelctl.sh b/panelctl.sh
index 4732113..2730690 100644
--- a/panelctl.sh
+++ b/panelctl.sh
@@ -254,7 +254,7 @@ cmd_render_route() {
 
   # Strip any existing block for this app from the aggregate file.
   if [[ -f "${APP_ROUTE_FILE}" ]]; then
-    grep -v "^# route:${name}:" "${APP_ROUTE_FILE}" >"${tmp}"
+    grep -v "^# route:${name}:" "${APP_ROUTE_FILE}" >"${tmp}" || true
   else
     printf "" >"${tmp}"
   fi