diff --git a/public/app/plugins/datasource/influxdb-ifql/datasource.ts b/public/app/plugins/datasource/influxdb-ifql/datasource.ts
index c71b48ad96b..f274f6b32a6 100644
--- a/public/app/plugins/datasource/influxdb-ifql/datasource.ts
+++ b/public/app/plugins/datasource/influxdb-ifql/datasource.ts
@@ -157,7 +157,7 @@ export default class InfluxDatasource {
 
     return this._influxRequest('POST', '/v1/query', { q: query })
       .then(res => {
-        if (res && res.trim()) {
+        if (res && res.data && res.data.trim()) {
           return { status: 'success', message: 'Data source connected and database found.' };
         }
         return {