diff --git a/composer.json b/composer.json
index 6485711..be0f7c6 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
     "description": "Client of LimeSurvey API",
     "type": "library",
     "license": "MIT",
-    "version": "0.0.6",
+    "version": "0.0.7",
     "authors": [
         {
             "name": "Meritoo",
diff --git a/src/Meritoo/LimeSurvey/ApiClient/Configuration/ConnectionConfiguration.php b/src/Meritoo/LimeSurvey/ApiClient/Configuration/ConnectionConfiguration.php
index 04227be..c2e5b33 100644
--- a/src/Meritoo/LimeSurvey/ApiClient/Configuration/ConnectionConfiguration.php
+++ b/src/Meritoo/LimeSurvey/ApiClient/Configuration/ConnectionConfiguration.php
@@ -84,7 +84,8 @@ class ConnectionConfiguration
             ->setBaseUrl($baseUrl)
             ->setUsername($username)
             ->setPassword($password)
-            ->setDebugMode($debugMode);
+            ->setDebugMode($debugMode)
+            ->setVerifySslCertificate($verifySslCertificate);
     }
 
     /**
diff --git a/tests/Meritoo/LimeSurvey/Test/ApiClient/Configuration/ConnectionConfigurationTest.php b/tests/Meritoo/LimeSurvey/Test/ApiClient/Configuration/ConnectionConfigurationTest.php
index 99dffc0..455738b 100644
--- a/tests/Meritoo/LimeSurvey/Test/ApiClient/Configuration/ConnectionConfigurationTest.php
+++ b/tests/Meritoo/LimeSurvey/Test/ApiClient/Configuration/ConnectionConfigurationTest.php
@@ -23,11 +23,18 @@ use Meritoo\LimeSurvey\ApiClient\Configuration\ConnectionConfiguration;
 class ConnectionConfigurationTest extends BaseTestCase
 {
     /**
-     * Simple instance of the configuration
+     * Configuration with default values of optional constructor's arguments
      *
      * @var ConnectionConfiguration
      */
-    private $simpleConfiguration;
+    private $configurationWithDefaults;
+
+    /**
+     * Configuration without default values of optional constructor's arguments
+     *
+     * @var ConnectionConfiguration
+     */
+    private $configurationAnother;
 
     public function testConstructorVisibilityAndArguments()
     {
@@ -56,67 +63,92 @@ class ConnectionConfigurationTest extends BaseTestCase
 
     public function testConstructor()
     {
-        static::assertEquals('http://test.com', $this->simpleConfiguration->getBaseUrl());
-        static::assertEquals('test1', $this->simpleConfiguration->getUsername());
-        static::assertEquals('test2', $this->simpleConfiguration->getPassword());
-        static::assertFalse($this->simpleConfiguration->isDebugModeOn());
+        static::assertEquals('http://test.com', $this->configurationWithDefaults->getBaseUrl());
+        static::assertEquals('test1', $this->configurationWithDefaults->getUsername());
+        static::assertEquals('test2', $this->configurationWithDefaults->getPassword());
+        static::assertFalse($this->configurationWithDefaults->isDebugModeOn());
+        static::assertTrue($this->configurationWithDefaults->isVerifySslCertificateOn());
+
+        static::assertEquals('http://lets-test.com', $this->configurationAnother->getBaseUrl());
+        static::assertEquals('test11', $this->configurationAnother->getUsername());
+        static::assertEquals('test22', $this->configurationAnother->getPassword());
+        static::assertTrue($this->configurationAnother->isDebugModeOn());
+        static::assertFalse($this->configurationAnother->isVerifySslCertificateOn());
     }
 
     public function testSetBaseUrl()
     {
-        $this->simpleConfiguration->setBaseUrl('http://lorem.ipsum');
-        static::assertEquals('http://lorem.ipsum', $this->simpleConfiguration->getBaseUrl());
+        $this->configurationWithDefaults->setBaseUrl('http://lorem.ipsum');
+        static::assertEquals('http://lorem.ipsum', $this->configurationWithDefaults->getBaseUrl());
 
-        $this->simpleConfiguration->setBaseUrl('http://lorem.ipsum/');
-        static::assertEquals('http://lorem.ipsum', $this->simpleConfiguration->getBaseUrl());
+        $this->configurationWithDefaults->setBaseUrl('http://lorem.ipsum/');
+        static::assertEquals('http://lorem.ipsum', $this->configurationWithDefaults->getBaseUrl());
     }
 
     public function testSetRemoteControlUrl()
     {
-        $this->simpleConfiguration->setRemoteControlUrl('/lorem/ipsum');
-        static::assertEquals('/lorem/ipsum', $this->simpleConfiguration->getRemoteControlUrl());
+        $this->configurationWithDefaults->setRemoteControlUrl('/lorem/ipsum');
+        static::assertEquals('/lorem/ipsum', $this->configurationWithDefaults->getRemoteControlUrl());
     }
 
     public function testSetUsername()
     {
-        $this->simpleConfiguration->setUsername('lorem');
-        static::assertEquals('lorem', $this->simpleConfiguration->getUsername());
+        $this->configurationWithDefaults->setUsername('lorem');
+        static::assertEquals('lorem', $this->configurationWithDefaults->getUsername());
     }
 
     public function testSetPassword()
     {
-        $this->simpleConfiguration->setPassword('ipsum');
-        static::assertEquals('ipsum', $this->simpleConfiguration->getPassword());
+        $this->configurationWithDefaults->setPassword('ipsum');
+        static::assertEquals('ipsum', $this->configurationWithDefaults->getPassword());
     }
 
     public function testSetDebugMode()
     {
-        $this->simpleConfiguration->setDebugMode();
-        static::assertFalse($this->simpleConfiguration->isDebugModeOn());
+        $this->configurationWithDefaults->setDebugMode();
+        $this->configurationAnother->setDebugMode();
 
-        $this->simpleConfiguration->setDebugMode(false);
-        static::assertFalse($this->simpleConfiguration->isDebugModeOn());
+        static::assertFalse($this->configurationWithDefaults->isDebugModeOn());
+        static::assertFalse($this->configurationAnother->isDebugModeOn());
 
-        $this->simpleConfiguration->setDebugMode(true);
-        static::assertTrue($this->simpleConfiguration->isDebugModeOn());
+        $this->configurationWithDefaults->setDebugMode(false);
+        $this->configurationAnother->setDebugMode(false);
+
+        static::assertFalse($this->configurationWithDefaults->isDebugModeOn());
+        static::assertFalse($this->configurationAnother->isDebugModeOn());
+
+        $this->configurationWithDefaults->setDebugMode(true);
+        $this->configurationAnother->setDebugMode(true);
+
+        static::assertTrue($this->configurationWithDefaults->isDebugModeOn());
+        static::assertTrue($this->configurationAnother->isDebugModeOn());
     }
 
     public function testSetVerifySslCertificate()
     {
-        $this->simpleConfiguration->setVerifySslCertificate();
-        static::assertTrue($this->simpleConfiguration->isVerifySslCertificateOn());
+        $this->configurationWithDefaults->setVerifySslCertificate();
+        $this->configurationAnother->setVerifySslCertificate();
 
-        $this->simpleConfiguration->setVerifySslCertificate(false);
-        static::assertFalse($this->simpleConfiguration->isVerifySslCertificateOn());
+        static::assertTrue($this->configurationWithDefaults->isVerifySslCertificateOn());
+        static::assertTrue($this->configurationAnother->isVerifySslCertificateOn());
 
-        $this->simpleConfiguration->setVerifySslCertificate(true);
-        static::assertTrue($this->simpleConfiguration->isVerifySslCertificateOn());
+        $this->configurationWithDefaults->setVerifySslCertificate(false);
+        $this->configurationAnother->setVerifySslCertificate(false);
+
+        static::assertFalse($this->configurationWithDefaults->isVerifySslCertificateOn());
+        static::assertFalse($this->configurationAnother->isVerifySslCertificateOn());
+
+        $this->configurationWithDefaults->setVerifySslCertificate(true);
+        $this->configurationAnother->setVerifySslCertificate(true);
+
+        static::assertTrue($this->configurationWithDefaults->isVerifySslCertificateOn());
+        static::assertTrue($this->configurationAnother->isVerifySslCertificateOn());
     }
 
     public function testGetFullUrl()
     {
-        $this->simpleConfiguration->setRemoteControlUrl('lorem/ipsum');
-        static::assertEquals('http://test.com/lorem/ipsum', $this->simpleConfiguration->getFullUrl());
+        $this->configurationWithDefaults->setRemoteControlUrl('lorem/ipsum');
+        static::assertEquals('http://test.com/lorem/ipsum', $this->configurationWithDefaults->getFullUrl());
     }
 
     /**
@@ -161,6 +193,8 @@ class ConnectionConfigurationTest extends BaseTestCase
     protected function setUp()
     {
         parent::setUp();
-        $this->simpleConfiguration = new ConnectionConfiguration('http://test.com', 'test1', 'test2');
+
+        $this->configurationWithDefaults = new ConnectionConfiguration('http://test.com', 'test1', 'test2');
+        $this->configurationAnother = new ConnectionConfiguration('http://lets-test.com', 'test11', 'test22', true, false);
     }
 }