diff --git a/.travis.yml b/.travis.yml
index 7c7df8b..771755b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,19 +1,23 @@
 language: node_js
 
 node_js:
-  - 8
-  - 10
+  - 12
+  - 14
   - stable
 
 sudo: false
 
 env:
-  - MONGODB_VERSION=4.0.7
-  - MONGODB_VERSION=3.6.11
+  - MONGODB_VERSION=4.0.20
+  - MONGODB_VERSION=4.2.10
+
+cache:
+  directories:
+    - /tmp/dl
 
 before_script:
-  - wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-${MONGODB_VERSION}.tgz -O /tmp/mongodb.tgz
-  - tar -xvf /tmp/mongodb.tgz
+  - wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-ubuntu1604-${MONGODB_VERSION}.tgz -O /tmp/dl/mongodb-${MONGODB_VERSION}.tgz
+  - tar -xvf /tmp/dl/mongodb-${MONGODB_VERSION}.tgz
   - mkdir /tmp/data
   - ${PWD}/mongodb-linux-x86_64-${MONGODB_VERSION}/bin/mongod --dbpath /tmp/data &> /dev/null &
   - ${PWD}/mongodb-linux-x86_64-${MONGODB_VERSION}/bin/mongod --version
diff --git a/package.json b/package.json
index e54b6ab..9f916da 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
   "devDependencies": {
     "eslint": "5.7.0",
     "eslint-config-dvpnt": "3.1.0",
-    "mongodb": "2.2.31",
+    "mongodb": "3.6.2",
     "tap": "12.6.1"
   }
 }
diff --git a/test.js b/test.js
index 9812e2d..ab341b3 100644
--- a/test.js
+++ b/test.js
@@ -9,7 +9,8 @@ function delay(ms) {
 }
 
 t.test('mongo-each', async (t) => {
-	const db = await MongoClient.connect('mongodb://127.0.0.1:27017/mongo_each_test');
+	const client = await MongoClient.connect('mongodb://127.0.0.1:27017/mongo_each_test');
+	const db = client.db();
 	const collection = db.collection('test');
 	const collectionSize = 1000;
 
@@ -102,5 +103,5 @@ t.test('mongo-each', async (t) => {
 		t.is(count, collectionSize);
 	});
 
-	await db.close(true);
+	await client.close();
 });