diff --git a/docs/index.md b/docs/index.md
index beffccc..9220b2f 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -235,7 +235,7 @@ Is as easy as define the values in the "Edit Collection" form page inside the ta
 
 ![contact and license variables](images/variables.png)
 
-The variables names will be in dot notation, for example for `contact` fields will be as `contact.name`, `contact.url`... Take into account that some of this fields are required as described in OpenAPI specs if not provided all the section will be ignored.
+The variables names will be in dot notation, for example for `contact` fields will be as `contact.name`, `contact.url`... Take into account that fields that are required by OpenAPI specs, as `contact.name`, if not provided then all the section will be ignored.
 
 You can also customize this information using the [Info option](#info-(object)), note that info provided by options will overwrite the variables inside the Postman collection (has more priority) but values will be merged from both sources (postman variables and options).
 
diff --git a/test/index.spec.js b/test/index.spec.js
index 67a11fa..583952a 100644
--- a/test/index.spec.js
+++ b/test/index.spec.js
@@ -36,6 +36,8 @@ const EXPECTED_SERVERS_OPTIONS = readFileSync('./test/resources/output/ServersOp
 const EXPECTED_NO_SERVERS = readFileSync('./test/resources/output/NoServers.yml', 'utf8')
 const EXPECTED_LICENSE_CONTACT = readFileSync('./test/resources/output/LicenseContact.yml', 'utf8')
 const EXPECTED_LICENSE_CONTACT_OPT = readFileSync('./test/resources/output/LicenseContactOpts.yml', 'utf8')
+const EXPECTED_LICENSE_CONTACT_PARTIAL = readFileSync('./test/resources/output/LicenseContactPartial.yml', 'utf8')
+const EXPECTED_LICENSE_CONTACT_PARTIAL_2 = readFileSync('./test/resources/output/LicenseContactPartial2.yml', 'utf8')
 
 describe('Library specs', function () {
   afterEach('remove file', function () {
@@ -160,7 +162,7 @@ describe('Library specs', function () {
     equal(result, EXPECTED_LICENSE_CONTACT)
   })
 
-  it('should use license from options', async function () {
+  it('should use license and contact from options', async function () {
     const result = await postmanToOpenApi(COLLECTION_LICENSE_CONTACT, OUTPUT_PATH,
       {
         info: {
@@ -177,4 +179,34 @@ describe('Library specs', function () {
       })
     equal(result, EXPECTED_LICENSE_CONTACT_OPT)
   })
+
+  it('should support optional params in license and contact options', async function () {
+    const result = await postmanToOpenApi(COLLECTION_BASIC, OUTPUT_PATH,
+      {
+        info: {
+          license: {
+            name: 'MIT'
+          },
+          contact: {
+            name: 'My Support'
+          }
+        }
+      })
+    equal(result, EXPECTED_LICENSE_CONTACT_PARTIAL)
+  })
+
+  it('should support optional params in license and contact options (2)', async function () {
+    const result = await postmanToOpenApi(COLLECTION_BASIC, OUTPUT_PATH,
+      {
+        info: {
+          license: {
+            name: 'MIT'
+          },
+          contact: {
+            url: 'http://www.api.com/support'
+          }
+        }
+      })
+    equal(result, EXPECTED_LICENSE_CONTACT_PARTIAL_2)
+  })
 })
diff --git a/test/resources/output/LicenseContactPartial.yml b/test/resources/output/LicenseContactPartial.yml
new file mode 100644
index 0000000..30482f2
--- /dev/null
+++ b/test/resources/output/LicenseContactPartial.yml
@@ -0,0 +1,63 @@
+openapi: 3.0.0
+info:
+  title: Postman to OpenAPI
+  description: Mi super test collection from postman
+  version: 1.1.0
+  contact:
+    name: My Support
+  license:
+    name: MIT
+servers:
+  - url: 'https://api.io'
+paths:
+  /users:
+    post:
+      tags:
+        - default
+      summary: Create new User
+      description: Create a new user into your amazing API
+      requestBody:
+        content:
+          application/json:
+            schema:
+              type: object
+              example:
+                example: field
+                other:
+                  data1: 'yes'
+                  data2: 'no'
+      responses:
+        '200':
+          description: Successful response
+          content:
+            application/json: {}
+  /posts:
+    post:
+      tags:
+        - default
+      summary: Create a post
+      requestBody:
+        content:
+          text/plain: {}
+      responses:
+        '200':
+          description: Successful response
+          content:
+            application/json: {}
+  /note:
+    post:
+      tags:
+        - default
+      summary: Create a note
+      description: Just an example of text raw body
+      requestBody:
+        content:
+          application/json:
+            schema:
+              type: string
+              example: This is an example Note
+      responses:
+        '200':
+          description: Successful response
+          content:
+            application/json: {}
diff --git a/test/resources/output/LicenseContactPartial2.yml b/test/resources/output/LicenseContactPartial2.yml
new file mode 100644
index 0000000..0e45fc8
--- /dev/null
+++ b/test/resources/output/LicenseContactPartial2.yml
@@ -0,0 +1,63 @@
+openapi: 3.0.0
+info:
+  title: Postman to OpenAPI
+  description: Mi super test collection from postman
+  version: 1.1.0
+  contact:
+    url: 'http://www.api.com/support'
+  license:
+    name: MIT
+servers:
+  - url: 'https://api.io'
+paths:
+  /users:
+    post:
+      tags:
+        - default
+      summary: Create new User
+      description: Create a new user into your amazing API
+      requestBody:
+        content:
+          application/json:
+            schema:
+              type: object
+              example:
+                example: field
+                other:
+                  data1: 'yes'
+                  data2: 'no'
+      responses:
+        '200':
+          description: Successful response
+          content:
+            application/json: {}
+  /posts:
+    post:
+      tags:
+        - default
+      summary: Create a post
+      requestBody:
+        content:
+          text/plain: {}
+      responses:
+        '200':
+          description: Successful response
+          content:
+            application/json: {}
+  /note:
+    post:
+      tags:
+        - default
+      summary: Create a note
+      description: Just an example of text raw body
+      requestBody:
+        content:
+          application/json:
+            schema:
+              type: string
+              example: This is an example Note
+      responses:
+        '200':
+          description: Successful response
+          content:
+            application/json: {}