diff --git a/api/app/lib/controllers/overview/operation.js b/api/app/lib/controllers/overview/operation.js
index 0629e995..fb8ec34c 100644
--- a/api/app/lib/controllers/overview/operation.js
+++ b/api/app/lib/controllers/overview/operation.js
@@ -153,7 +153,11 @@ async function busRunRealTime (ctx) {
         let now = moment()
         let hourBefour = now.subtract(1, 'h')
         ctx.status = 200;
-        ctx.body = (busRunRes || []).filter(b => b.runState == 1 && moment(b.siteTime).isAfter(hourBefour) && busCarRes.some(bc => bc.vehicleLicensePlateNumber == b.busNoChar))
+        ctx.body = (busRunRes || []).filter(b => {
+            return b.runState == 1
+                && moment(b.siteTime).isAfter(hourBefour)
+                && busCarRes.some(bc => bc.vehicleLicensePlateNumber == b.busNoChar)
+        })
     } catch (error) {
         ctx.fs.logger.error(`path: ${ctx.path}, error: error`);
         ctx.status = 400;