diff --git a/exec.js b/exec.js
index f78d13f..d792447 100644
--- a/exec.js
+++ b/exec.js
@@ -11,9 +11,19 @@ const StatsFetcher = require('./lib/StatsFetcher')
 // mongodb连接
 mongoose.Promise = global.Promise
 if (config.MONGO_USERNAME) {
-  mongoose.connect(`mongodb://${config.MONGO_USERNAME}:${config.MONGO_PASSWORD}@${config.MONGO_HOST}:${config.MONGO_PORT}/${config.MONGO_DB}`, { useNewUrlParser: true })
+  mongoose.connect(`mongodb://${config.MONGO_USERNAME}:${config.MONGO_PASSWORD}@${config.MONGO_HOST}:${config.MONGO_PORT}/${config.MONGO_DB}`,   {
+            useNewUrlParser: true,
+            useCreateIndex: true,
+            useUnifiedTopology: true,
+            useFindAndModify: false
+        })
 } else {
-  mongoose.connect(`mongodb://${config.MONGO_HOST}:${config.MONGO_PORT}/${config.MONGO_DB}`, { useNewUrlParser: true })
+  mongoose.connect(`mongodb://${config.MONGO_HOST}:${config.MONGO_PORT}/${config.MONGO_DB}`,   {
+            useNewUrlParser: true,
+            useCreateIndex: true,
+            useUnifiedTopology: true,
+            useFindAndModify: false
+        })
 }
 
 class Runner {
diff --git a/server.js b/server.js
index 883b6c4..e782a36 100644
--- a/server.js
+++ b/server.js
@@ -24,9 +24,19 @@ if (process.env.MONGO_AUTH_DB) config.MONGO_AUTH_DB = process.env.MONGO_AUTH_DB
 // mongodb连接
 mongoose.Promise = global.Promise
 if (config.MONGO_USERNAME) {
-  mongoose.connect(`mongodb://${config.MONGO_USERNAME}:${config.MONGO_PASSWORD}@${config.MONGO_HOST}:${config.MONGO_PORT}/${config.MONGO_DB}?authenticationDatabase=${config.MONGO_AUTH_DB}`, { useNewUrlParser: true })
+  mongoose.connect(`mongodb://${config.MONGO_USERNAME}:${config.MONGO_PASSWORD}@${config.MONGO_HOST}:${config.MONGO_PORT}/${config.MONGO_DB}?authenticationDatabase=${config.MONGO_AUTH_DB}`,  {
+            useNewUrlParser: true,
+            useCreateIndex: true,
+            useUnifiedTopology: true,
+            useFindAndModify: false
+        })
 } else {
-  mongoose.connect(`mongodb://${config.MONGO_HOST}:${config.MONGO_PORT}/${config.MONGO_DB}`, { useNewUrlParser: true })
+  mongoose.connect(`mongodb://${config.MONGO_HOST}:${config.MONGO_PORT}/${config.MONGO_DB}`, {
+            useNewUrlParser: true,
+            useCreateIndex: true,
+            useUnifiedTopology: true,
+            useFindAndModify: false
+        })
 }
 
 // bodyParser中间件