diff --git a/htdocs/includes/OAuth/OAuth2/Service/WordPress.php b/htdocs/includes/OAuth/OAuth2/Service/WordPress.php
index 4d6d81e086d..79a13d00e2d 100755
--- a/htdocs/includes/OAuth/OAuth2/Service/WordPress.php
+++ b/htdocs/includes/OAuth/OAuth2/Service/WordPress.php
@@ -11,17 +11,28 @@ use OAuth\Common\Http\Exception\TokenResponseException;
 use OAuth\OAuth2\Service\Exception\InvalidAccessTypeException;
 use OAuth\Common\Http\Uri\Uri;
 
+/**
+ * Class For WordPress OAuth
+ */
 class WordPress extends AbstractService
 {
+	/**
+	 * @var string
+	 */
 	protected $accessType = 'online';
 
-	public function __construct(
-		CredentialsInterface $credentials,
-		ClientInterface $httpClient,
-		TokenStorageInterface $storage,
-		$scopes = array(),
-		UriInterface $baseApiUri = null
-	) {
+	/**
+	 * Construct
+	 *
+	 * @param CredentialsInterface $credentials credentials
+	 * @param ClientInterface $httpClient httpClient
+	 * @param TokenStorageInterface $storage storage
+	 * @param $scopes scope
+	 * @param UriInterface|null $baseApiUri baseApiUri
+	 * @throws Exception\InvalidScopeException
+	 */
+	public function __construct(CredentialsInterface $credentials, ClientInterface $httpClient, TokenStorageInterface $storage, $scopes = array(), UriInterface $baseApiUri = null)
+	{
 		parent::__construct($credentials, $httpClient, $storage, $scopes, $baseApiUri, true);
 
 		if (null === $baseApiUri) {
@@ -41,7 +52,7 @@ class WordPress extends AbstractService
 	}*/
 
 	/**
-	 * {@inheritdoc}
+	 * @return Uri
 	 */
 	public function getAuthorizationEndpoint()
 	{
@@ -49,7 +60,7 @@ class WordPress extends AbstractService
 	}
 
 	/**
-	 * {@inheritdoc}
+	 * @return Uri
 	 */
 	public function getAccessTokenEndpoint()
 	{
@@ -57,7 +68,7 @@ class WordPress extends AbstractService
 	}
 
 	/**
-	 * {@inheritdoc}
+	 * @return int
 	 */
 	protected function getAuthorizationMethod()
 	{
@@ -66,7 +77,9 @@ class WordPress extends AbstractService
 	}
 
 	/**
-	 * {@inheritdoc}
+	 * @param $responseBody responseBody
+	 * @return StdOAuth2Token
+	 * @throws TokenResponseException
 	 */
 	protected function parseAccessTokenResponse($responseBody)
 	{
diff --git a/htdocs/install/mysql/migration/15.0.0-16.0.0.sql b/htdocs/install/mysql/migration/15.0.0-16.0.0.sql
index 0f223d520e5..4ee300998ea 100644
--- a/htdocs/install/mysql/migration/15.0.0-16.0.0.sql
+++ b/htdocs/install/mysql/migration/15.0.0-16.0.0.sql
@@ -39,3 +39,5 @@ UPDATE llx_rights_def SET perms = 'writeall' WHERE perms = 'writeall_advance' AN
 -- v16
 
 
+-- Missing in v14 or lower
+ALTER TABLE llx_projet_task_time ADD COLUMN fk_product integer NULL;
diff --git a/htdocs/install/mysql/tables/llx_projet_task_time.sql b/htdocs/install/mysql/tables/llx_projet_task_time.sql
index 786d8907588..63eadb1177f 100644
--- a/htdocs/install/mysql/tables/llx_projet_task_time.sql
+++ b/htdocs/install/mysql/tables/llx_projet_task_time.sql
@@ -24,6 +24,7 @@ create table llx_projet_task_time
   task_datehour    datetime,				-- day + hour
   task_date_withhour integer DEFAULT 0,	-- 0 by default, 1 if date was entered with start hour
   task_duration    double,
+  fk_product       integer NULL,
   fk_user          integer,
   thm			   double(24,8),
   invoice_id       integer DEFAULT NULL,				-- If we need to invoice each line of timespent, we can save invoice id here