diff --git a/lib/jsdoc/package.js b/lib/jsdoc/package.js
index b390adc9..1a60a3b0 100644
--- a/lib/jsdoc/package.js
+++ b/lib/jsdoc/package.js
@@ -17,9 +17,7 @@ function getLicenses(packageInfo) {
         licenses.push({ type: packageInfo.license });
     }
 
-    if (licenses.length) {
-        return licenses;
-    }
+    return licenses;
 }
 
 /**
@@ -88,12 +86,14 @@ exports.Package = function(json) {
         packageInfo = {};
     }
 
-    /**
-     * The package name.
-     *
-     * @type {string}
-     */
-    this.name = packageInfo.name;
+    if (packageInfo.name) {
+        /**
+         * The package name.
+         *
+         * @type {string}
+         */
+        this.name = packageInfo.name;
+    }
 
     /**
      * The unique longname for this `Package` object.
@@ -102,65 +102,79 @@ exports.Package = function(json) {
      */
     this.longname = this.kind + ':' + this.name;
 
-    /**
-     * The author of this package. Contains either a
-     * {@link module:jsdoc/package.Package~PersonInfo PersonInfo} object or a string with
-     * information about the author.
-     *
-     * @type {(module:jsdoc/package.Package~PersonInfo|string)}
-     * @since 3.3.0
-     */
-    this.author = packageInfo.author;
+    if (packageInfo.author) {
+        /**
+         * The author of this package. Contains either a
+         * {@link module:jsdoc/package.Package~PersonInfo PersonInfo} object or a string with
+         * information about the author.
+         *
+         * @type {(module:jsdoc/package.Package~PersonInfo|string)}
+         * @since 3.3.0
+         */
+        this.author = packageInfo.author;
+    }
 
-    /**
-     * Information about where to report bugs in the project. May contain a URL, as a string, or
-     * an object with more detailed information.
-     *
-     * @type {(string|module:jsdoc/package.Package~BugInfo)}
-     * @since 3.3.0
-     */
-    this.bugs = packageInfo.bugs;
+    if (packageInfo.bugs) {
+        /**
+         * Information about where to report bugs in the project. May contain a URL, as a string, or
+         * an object with more detailed information.
+         *
+         * @type {(string|module:jsdoc/package.Package~BugInfo)}
+         * @since 3.3.0
+         */
+        this.bugs = packageInfo.bugs;
+    }
 
-    /**
-     * The contributors to this package.
-     *
-     * @type {Array.<(module:jsdoc/package.Package~PersonInfo|string)>}
-     * @since 3.3.0
-     */
-    this.contributors = packageInfo.contributors;
+    if (packageInfo.contributors) {
+        /**
+         * The contributors to this package.
+         *
+         * @type {Array.<(module:jsdoc/package.Package~PersonInfo|string)>}
+         * @since 3.3.0
+         */
+        this.contributors = packageInfo.contributors;
+    }
 
-    /**
-     * The dependencies for this package.
-     *
-     * @type {Object}
-     * @since 3.3.0
-     */
-    this.dependencies = packageInfo.dependencies;
+    if (packageInfo.dependencies) {
+        /**
+         * The dependencies for this package.
+         *
+         * @type {Object}
+         * @since 3.3.0
+         */
+        this.dependencies = packageInfo.dependencies;
+    }
 
-    /**
-     * A brief description of the package.
-     *
-     * @type {string}
-     */
-    this.description = packageInfo.description;
+    if (packageInfo.description) {
+        /**
+         * A brief description of the package.
+         *
+         * @type {string}
+         */
+        this.description = packageInfo.description;
+    }
 
-    /**
-     * The development dependencies for this package.
-     *
-     * @type {Object}
-     * @since 3.3.0
-     */
-    this.devDependencies = packageInfo.devDependencies;
+    if (packageInfo.devDependencies) {
+        /**
+         * The development dependencies for this package.
+         *
+         * @type {Object}
+         * @since 3.3.0
+         */
+        this.devDependencies = packageInfo.devDependencies;
+    }
 
-    /**
-     * The JavaScript engines that this package supports. Each key is a string that identifies the
-     * engine (for example, `node`). Each value is a
-     * [semver](https://www.npmjs.org/doc/misc/semver.html)-compliant version number for the engine.
-     *
-     * @type {Object}
-     * @since 3.3.0
-     */
-    this.engines = packageInfo.engines;
+    if (packageInfo.engines) {
+        /**
+         * The JavaScript engines that this package supports. Each key is a string that identifies the
+         * engine (for example, `node`). Each value is a
+         * [semver](https://www.npmjs.org/doc/misc/semver.html)-compliant version number for the engine.
+         *
+         * @type {Object}
+         * @since 3.3.0
+         */
+        this.engines = packageInfo.engines;
+    }
 
     /**
      * The source files associated with the package.
@@ -175,54 +189,66 @@ exports.Package = function(json) {
      */
     this.files = [];
 
-    /**
-     * The URL for the package's homepage.
-     *
-     * @type {string}
-     * @since 3.3.0
-     */
-    this.homepage = packageInfo.homepage;
+    if (packageInfo.homepage) {
+        /**
+         * The URL for the package's homepage.
+         *
+         * @type {string}
+         * @since 3.3.0
+         */
+        this.homepage = packageInfo.homepage;
+    }
 
-    /**
-     * Keywords to help users find the package.
-     *
-     * @type {Array.<string>}
-     * @since 3.3.0
-     */
-    this.keywords = packageInfo.keywords;
+    if (packageInfo.keywords) {
+        /**
+         * Keywords to help users find the package.
+         *
+         * @type {Array.<string>}
+         * @since 3.3.0
+         */
+        this.keywords = packageInfo.keywords;
+    }
 
-    /**
-     * The licenses used by this package. Combines information from the `package.json` file's
-     * `license` property and the deprecated `licenses` property.
-     *
-     * @type {Array.<module:jsdoc/package.Package~LicenseInfo>}
-     */
-    this.licenses = getLicenses(packageInfo);
+    if (packageInfo.license || packageInfo.licenses) {
+        /**
+         * The licenses used by this package. Combines information from the `package.json` file's
+         * `license` property and the deprecated `licenses` property.
+         *
+         * @type {Array.<module:jsdoc/package.Package~LicenseInfo>}
+         */
+        this.licenses = getLicenses(packageInfo);
+    }
 
-    /**
-     * The module ID that provides the primary entry point to the package. For example, if your
-     * package is a CommonJS module, and the value of this property is `foo`, users should be able
-     * to load your module with `require('foo')`.
-     *
-     * @type {string}
-     * @since 3.3.0
-     */
-    this.main = packageInfo.main;
+    if (packageInfo.main) {
+        /**
+         * The module ID that provides the primary entry point to the package. For example, if your
+         * package is a CommonJS module, and the value of this property is `foo`, users should be able
+         * to load your module with `require('foo')`.
+         *
+         * @type {string}
+         * @since 3.3.0
+         */
+        this.main = packageInfo.main;
+    }
 
-    /**
-     * The version-control repository for the package.
-     *
-     * @type {module:jsdoc/package.Package~RepositoryInfo}
-     * @since 3.3.0
-     */
-    this.repository = packageInfo.repository;
+    if (packageInfo.repository) {
+        /**
+         * The version-control repository for the package.
+         *
+         * @type {module:jsdoc/package.Package~RepositoryInfo}
+         * @since 3.3.0
+         */
+        this.repository = packageInfo.repository;
+    }
 
-    /**
-     * The [semver](https://www.npmjs.org/doc/misc/semver.html)-compliant version number of the
-     * package.
-     *
-     * @type {string}
-     * @since 3.2.0
-     */
-    this.version = packageInfo.version;
+    if (packageInfo.version) {
+        /**
+         * The [semver](https://www.npmjs.org/doc/misc/semver.html)-compliant version number of the
+         * package.
+         *
+         * @type {string}
+         * @since 3.2.0
+         */
+        this.version = packageInfo.version;
+    }
 };
diff --git a/test/specs/jsdoc/package.js b/test/specs/jsdoc/package.js
index 80ca8a4e..28695404 100644
--- a/test/specs/jsdoc/package.js
+++ b/test/specs/jsdoc/package.js
@@ -1,6 +1,8 @@
 /*global beforeEach, describe, expect, it, spyOn */
 'use strict';
 
+var hasOwnProp = Object.prototype.hasOwnProperty;
+
 describe('jsdoc/package', function() {
     var emptyPackage;
     var jsdocPackage = require('jsdoc/package');
@@ -61,8 +63,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('author', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.author).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'author') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -71,8 +73,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('bugs', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.bugs).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'bugs') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -81,8 +83,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('contributors', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.contributors).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'contributors') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -94,8 +96,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('dependencies', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.dependencies).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'dependencies') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -104,8 +106,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('description', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.description).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'description') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -114,8 +116,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('devDependencies', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.devDependencies).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'devDependencies') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -124,8 +126,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('engines', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.engines).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'engines') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -147,8 +149,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('homepage', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.homepage).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'homepage') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -157,8 +159,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('keywords', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.keywords).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'keywords') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -167,8 +169,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('licenses', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.licenses).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'licenses') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -214,8 +216,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('main', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.main).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'main') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -224,8 +226,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('name', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.name).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'name') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -234,8 +236,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('repository', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.repository).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'repository') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {
@@ -247,8 +249,8 @@ describe('jsdoc/package', function() {
         });
 
         describe('version', function() {
-            it('should be undefined by default', function() {
-                expect(emptyPackage.version).not.toBeDefined();
+            it('should not exist by default', function() {
+                expect( hasOwnProp.call(emptyPackage, 'version') ).toBe(false);
             });
 
             it('should contain the value from the package file', function() {