diff --git a/cli.js b/cli.js
index b1de34de..9ff63b20 100644
--- a/cli.js
+++ b/cli.js
@@ -47,7 +47,7 @@ module.exports = (() => {
 
     // TODO: docs
     cli.loadConfig = () => {
-        const _ = require('underscore');
+        const _ = require('lodash');
         const args = require('jsdoc/opts/args');
         const Config = require('jsdoc/config');
         let config;
diff --git a/lib/jsdoc/doclet.js b/lib/jsdoc/doclet.js
index 8a862ec6..f24c0f62 100644
--- a/lib/jsdoc/doclet.js
+++ b/lib/jsdoc/doclet.js
@@ -1,7 +1,7 @@
 /**
  * @module jsdoc/doclet
  */
-const _ = require('underscore');
+const _ = require('lodash');
 const jsdoc = {
     env: require('jsdoc/env'),
     name: require('jsdoc/name'),
diff --git a/lib/jsdoc/name.js b/lib/jsdoc/name.js
index 8b8dcb55..87a8ac64 100644
--- a/lib/jsdoc/name.js
+++ b/lib/jsdoc/name.js
@@ -2,7 +2,7 @@
  * A collection of functions relating to JSDoc symbol name manipulation.
  * @module jsdoc/name
  */
-const _ = require('underscore');
+const _ = require('lodash');
 const escape = require('escape-string-regexp');
 
 const hasOwnProp = Object.prototype.hasOwnProperty;
diff --git a/lib/jsdoc/opts/argparser.js b/lib/jsdoc/opts/argparser.js
index 3bab52f3..0618511b 100644
--- a/lib/jsdoc/opts/argparser.js
+++ b/lib/jsdoc/opts/argparser.js
@@ -2,7 +2,7 @@
  * Parse the command line arguments.
  * @module jsdoc/opts/argparser
  */
-const _ = require('underscore');
+const _ = require('lodash');
 const util = require('util');
 
 const hasOwnProp = Object.prototype.hasOwnProperty;
diff --git a/lib/jsdoc/tag/dictionary/definitions.js b/lib/jsdoc/tag/dictionary/definitions.js
index a4f3139f..7f38b195 100644
--- a/lib/jsdoc/tag/dictionary/definitions.js
+++ b/lib/jsdoc/tag/dictionary/definitions.js
@@ -2,7 +2,7 @@
  * Define tags that are known in JSDoc.
  * @module jsdoc/tag/dictionary/definitions
  */
-const _ = require('underscore');
+const _ = require('lodash');
 const jsdoc = {
     env: require('jsdoc/env'),
     name: require('jsdoc/name'),
diff --git a/lib/jsdoc/template.js b/lib/jsdoc/template.js
index c01cb852..93f565a4 100644
--- a/lib/jsdoc/template.js
+++ b/lib/jsdoc/template.js
@@ -1,13 +1,13 @@
 /**
- * Wrapper for underscore's template utility to allow loading templates from files.
+ * Wrapper for Lodash's template utility to allow loading templates from files.
  * @module jsdoc/template
  */
-const _ = require('underscore');
+const _ = require('lodash');
 const fs = require('jsdoc/fs');
 const path = require('path');
 
 /**
- * Underscore template helper.
+ * Template helper.
  */
 class Template {
     /**
diff --git a/package-lock.json b/package-lock.json
index 6af0901d..aceeb465 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5234,11 +5234,6 @@
       "integrity": "sha1-5z3T17DXxe2G+6xrCufYxqadUPo=",
       "dev": true
     },
-    "underscore": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.9.1.tgz",
-      "integrity": "sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg=="
-    },
     "undertaker": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/undertaker/-/undertaker-1.2.1.tgz",
diff --git a/package.json b/package.json
index 08b8b6f7..6be37b0b 100644
--- a/package.json
+++ b/package.json
@@ -19,14 +19,14 @@
     "escape-string-regexp": "^2.0.0",
     "js2xmlparser": "^4.0.0",
     "klaw": "^3.0.0",
+    "lodash": "^4.17.11",
     "markdown-it": "^8.4.2",
     "markdown-it-anchor": "^5.0.2",
     "marked": "^0.6.2",
     "mkdirp": "^0.5.1",
     "requizzle": "^0.2.2",
     "strip-json-comments": "^3.0.1",
-    "taffydb": "2.6.2",
-    "underscore": "~1.9.1"
+    "taffydb": "2.6.2"
   },
   "devDependencies": {
     "ajv": "^6.10.0",
diff --git a/plugins/eventDumper.js b/plugins/eventDumper.js
index 45e59008..4a190bee 100644
--- a/plugins/eventDumper.js
+++ b/plugins/eventDumper.js
@@ -3,11 +3,10 @@
  *
  * @module plugins/eventDumper
  */
-const _ = require('underscore');
+const _ = require('lodash');
 const doop = require('jsdoc/util/doop');
 const dump = require('jsdoc/util/dumper').dump;
 const env = require('jsdoc/env');
-const util = require('util');
 
 const conf = env.conf.eventDumper || {};
 
@@ -68,7 +67,7 @@ function cleanse(e) {
 
     Object.keys(e).forEach(prop => {
         // by default, don't stringify properties that contain an array of functions
-        if (!conf.includeFunctions && util.isArray(e[prop]) && e[prop][0] &&
+        if (!conf.includeFunctions && Array.isArray(e[prop]) && e[prop][0] &&
             String(typeof e[prop][0]) === 'function') {
             result[prop] = `function[${e[prop].length}]`;
         }
diff --git a/test/fixtures/eventorder.js b/test/fixtures/eventorder.js
index 0c9e497b..bf25d561 100644
--- a/test/fixtures/eventorder.js
+++ b/test/fixtures/eventorder.js
@@ -1,6 +1,6 @@
 'use strict';
 
-var _ = require('underscore');
+var _ = require('lodash');
 
 /**
  * Socket class.
diff --git a/test/specs/jsdoc/doclet.js b/test/specs/jsdoc/doclet.js
index 4a4ef791..200ce4c4 100644
--- a/test/specs/jsdoc/doclet.js
+++ b/test/specs/jsdoc/doclet.js
@@ -1,6 +1,6 @@
 describe('jsdoc/doclet', () => {
     // TODO: more tests
-    const _ = require('underscore');
+    const _ = require('lodash');
     const jsdoc = {
         doclet: require('jsdoc/doclet')
     };