diff --git a/HISTORY.md b/HISTORY.md
index e7a82ac..70e754b 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -2,6 +2,17 @@
 
 All notable changes to this project will be documented in this file. This project adheres to [Semantic Versioning](http://semver.org/).
 
+### [1.1.1] - 2021-03-15
+
+#### Added
+* Example for mongodb native driver v3.6
+* pass option { useUnifiedTopology: true } to the MongoClient constructor
+
+#### Modified
+* Updated lodash version
+* Updated mongodb version
+
+
 ### [1.1.1] - 2018-05-20
 
 #### Added
@@ -111,4 +122,4 @@ All notable changes to this project will be documented in this file. This projec
 [0.2.1]: https://github.com/dycodedev/mongo-datatable/compare/0.2.0...0.2.1
 [0.2.0]: https://github.com/dycodedev/mongo-datatable/compare/0.1.2...0.2.0
 [0.1.2]: https://github.com/dycodedev/mongo-datatable/compare/0.1.1...0.1.2
-[0.1.1]: https://github.com/dycodedev/mongo-datatable/compare/0.1.0...0.1.1
\ No newline at end of file
+[0.1.1]: https://github.com/dycodedev/mongo-datatable/compare/0.1.0...0.1.1
diff --git a/README.md b/README.md
index 7cfd2ce..8711ebf 100644
--- a/README.md
+++ b/README.md
@@ -85,7 +85,14 @@ router.get('/data.json', function(req, res, next) {
   /* uncomment the line below to enable case insensitive search */
   // options.caseInsensitiveSearch = true;
 
-  MongoClient.connect('mongodb://localhost/database', function(err, db) {
+  /**
+   * MongoDB server Server Discovery and Monitoring engine is deprecated
+   * To use the new Server Discover and Monitoring engine, pass option { useUnifiedTopology: true } to the MongoClient constructor.
+   * You still
+   */
+  let opt_connect = { useUnifiedTopology: true }
+
+  MongoClient.connect('mongodb://localhost/database', opt_connect, function(err, db) {
     new MongoDataTable(db).get('collection', options, function(err, result) {
       if (err) {
         // handle the error
@@ -128,8 +135,7 @@ router.get('/data.json', function(req, res, next) {
     * It yields the instance of MongoClient instead.
     * To get Db instance, you can call `db` method of client with the database name as the argument
     */
-  
-  MongoClient.connect('mongodb://localhost/database', function(err, client) {
+
     var db = client.db('database');
     new MongoDataTable(db).get('collection', options, function(err, result) {
       if (err) {
@@ -181,4 +187,4 @@ router.get('/data.json', function(req, res, next) {
   });
 });
 ...
-```
\ No newline at end of file
+```
diff --git a/package-lock.json b/package-lock.json
index b67018d..ea97eac 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,8 +1,28 @@
 {
   "name": "mongo-datatable",
-  "version": "1.1.1",
-  "lockfileVersion": 1,
+  "version": "1.1.2",
+  "lockfileVersion": 2,
   "requires": true,
+  "packages": {
+    "": {
+      "version": "1.1.2",
+      "license": "MIT",
+      "dependencies": {
+        "async": "^1.3.0",
+        "lodash": "^4.17.10"
+      }
+    },
+    "node_modules/async": {
+      "version": "1.5.2",
+      "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
+      "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
+    },
+    "node_modules/lodash": {
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+    }
+  },
   "dependencies": {
     "async": {
       "version": "1.5.2",
@@ -10,9 +30,9 @@
       "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
     },
     "lodash": {
-      "version": "4.17.10",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.10.tgz",
-      "integrity": "sha512-UejweD1pDoXu+AD825lWwp4ZGtSwgnpZxb3JDViD7StjQz+Nb/6l093lx4OQ0foGWNRoc19mWy7BzL+UAK2iVg=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     }
   }
 }
diff --git a/package.json b/package.json
index 696e7da..a38a51d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mongo-datatable",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "description": "NodeJS module for server-side processing using jquery datatables and mongodb native driver.",
   "repository": {
     "type": "git",
diff --git a/test/config/dycode.js b/test/config/dycode.js
index 3fa9350..7194cb0 100644
--- a/test/config/dycode.js
+++ b/test/config/dycode.js
@@ -9,4 +9,4 @@ module.exports = {
       return 'mongodb://' + this.host + ':' + this.port + '/' + this.dbname;
     }
   }
-}
\ No newline at end of file
+}
diff --git a/test/config/local.js b/test/config/local.js
index 3757102..21cd5cb 100644
--- a/test/config/local.js
+++ b/test/config/local.js
@@ -6,7 +6,7 @@ module.exports = {
     username: '',
     password: '',
     get connectionUri() {
-      return 'mongodb://' + this.host + ':' + this.port + '/' + this.dbname;
+        return `mongodb://${this.username}:${this.password}@${this.host}:${this.port}`;
     }
   }
-}
\ No newline at end of file
+}
diff --git a/test/package-lock.json b/test/package-lock.json
index 8269ccb..9dbaa1b 100644
--- a/test/package-lock.json
+++ b/test/package-lock.json
@@ -1,14 +1,70 @@
 {
   "name": "mongo-datatable-test",
   "version": "0.1.0",
-  "lockfileVersion": 1,
+  "lockfileVersion": 2,
   "requires": true,
-  "dependencies": {
-    "body-parser": {
+  "packages": {
+    "": {
+      "name": "mongo-datatable-test",
+      "version": "0.1.0",
+      "dependencies": {
+        "body-parser": "~1.12.4",
+        "cookie-parser": "~1.3.5",
+        "debug": "~2.2.0",
+        "express": "~4.12.4",
+        "mongodb": "^3.6.9",
+        "morgan": "~1.5.3",
+        "serve-favicon": "~2.2.1",
+        "swig": "^1.4.2"
+      }
+    },
+    "node_modules/accepts": {
+      "version": "1.2.13",
+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.2.13.tgz",
+      "integrity": "sha1-5fHzkoxtlf2WVYw27D2dDeSm7Oo=",
+      "dependencies": {
+        "mime-types": "~2.1.6",
+        "negotiator": "0.5.3"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/amdefine": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/amdefine/-/amdefine-1.0.1.tgz",
+      "integrity": "sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU=",
+      "engines": {
+        "node": ">=0.4.2"
+      }
+    },
+    "node_modules/async": {
+      "version": "0.2.10",
+      "resolved": "https://registry.npmjs.org/async/-/async-0.2.10.tgz",
+      "integrity": "sha1-trvgsGdLnXGXCMo43owjfLUmw9E="
+    },
+    "node_modules/basic-auth": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/basic-auth/-/basic-auth-1.0.4.tgz",
+      "integrity": "sha1-Awk1sB3nyblKgksp8/zLdQ06UpA=",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/bl": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/bl/-/bl-2.2.1.tgz",
+      "integrity": "sha512-6Pesp1w0DEX1N550i/uGV/TqucVL4AM/pgThFSN/Qq9si1/DF9aIHs1BxD8V/QU0HoeHO6cQRTAuYnLPKq1e4g==",
+      "dependencies": {
+        "readable-stream": "^2.3.5",
+        "safe-buffer": "^5.1.1"
+      }
+    },
+    "node_modules/body-parser": {
       "version": "1.12.4",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.12.4.tgz",
       "integrity": "sha1-CQcAxLoohiqFIO83g5X97l9hwik=",
-      "requires": {
+      "dependencies": {
         "bytes": "1.0.0",
         "content-type": "~1.0.1",
         "debug": "~2.2.0",
@@ -19,100 +75,766 @@
         "raw-body": "~2.0.1",
         "type-is": "~1.6.2"
       },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/bson": {
+      "version": "1.1.6",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-1.1.6.tgz",
+      "integrity": "sha512-EvVNVeGo4tHxwi8L6bPj3y3itEvStdwvvlojVxxbyYfoaxJ6keLgrTuKdyfEAszFK+H3olzBuafE0yoh0D1gdg==",
+      "engines": {
+        "node": ">=0.6.19"
+      }
+    },
+    "node_modules/bytes": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/bytes/-/bytes-1.0.0.tgz",
+      "integrity": "sha1-NWnt6Lo0MV+rmcPpLLBMciDeH6g="
+    },
+    "node_modules/camelcase": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-1.2.1.tgz",
+      "integrity": "sha1-m7UwTS4LVmmLLHWLCKPqqdqlijk=",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/content-disposition": {
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.0.tgz",
+      "integrity": "sha1-QoT+auBjCHRjnkToCkGMKTQTXp4=",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/content-type": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz",
+      "integrity": "sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA==",
+      "engines": {
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+      }
+    },
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+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.1.2.tgz",
+      "integrity": "sha1-cv7D0k5Io0Mgc9kMEmQgBQYQBLE=",
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+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/cookie-parser/-/cookie-parser-1.3.5.tgz",
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-                  "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.0.tgz",
-                  "integrity": "sha1-VDjNLqk7IC76Ohn+iIeu58lPnJ0="
-                },
-                "wordwrap": {
-                  "version": "0.0.2",
-                  "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.2.tgz",
-                  "integrity": "sha1-t5Zpu0LstAn4PVg8rVLKF+qhZD8="
-                }
-              }
-            }
-          }
+        "wordwrap": {
+          "version": "0.0.2",
+          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.2.tgz",
+          "integrity": "sha1-t5Zpu0LstAn4PVg8rVLKF+qhZD8="
         }
       }
     }
diff --git a/test/package.json b/test/package.json
index f391bee..f54c7d6 100644
--- a/test/package.json
+++ b/test/package.json
@@ -11,7 +11,7 @@
     "cookie-parser": "~1.3.5",
     "debug": "~2.2.0",
     "express": "~4.12.4",
-    "mongodb": "^3.0.8",
+    "mongodb": "^3.6.9",
     "morgan": "~1.5.3",
     "serve-favicon": "~2.2.1",
     "swig": "^1.4.2"
diff --git a/test/routes/index.js b/test/routes/index.js
index 94365f4..0e7e209 100644
--- a/test/routes/index.js
+++ b/test/routes/index.js
@@ -20,7 +20,12 @@ router.get('/zipcodes.json', function(req, res) {
     state: 'MA',
   };
 
-  MongoClient.connect(config.mongodb.connectionUri, function(err, client) {
+  let optCon = {
+      useNewUrlParser: true,
+      useUnifiedTopology: true
+  }
+
+  MongoClient.connect(config.mongodb.connectionUri, optCon, function(err, client) {
     if (err) {
       console.error(err);
     }
@@ -38,4 +43,4 @@ router.get('/zipcodes.json', function(req, res) {
   });
 });
 
-module.exports = router;
\ No newline at end of file
+module.exports = router;