diff --git a/lib/abstractpimcollection.php b/lib/abstractpimcollection.php
index b8dbe6c4..35ceb7cc 100644
--- a/lib/abstractpimcollection.php
+++ b/lib/abstractpimcollection.php
@@ -38,7 +38,7 @@ abstract class AbstractPIMCollection extends AbstractPIMObject implements \Itera
 	 * This is a collection so return null.
 	 * @return null
 	 */
-	function getParent() {
+	public function getParent() {
 		null;
 	}
 
@@ -49,14 +49,14 @@ abstract class AbstractPIMCollection extends AbstractPIMObject implements \Itera
 	* @param string $id
 	* @return IPIMObject
 	*/
-	abstract function getChild($id);
+	public abstract function getChild($id);
 
 	/**
 	* Returns an array with all the child nodes
 	*
 	* @return IPIMObject[]
 	*/
-	abstract function getChildren($limit = null, $offset = null);
+	public abstract function getChildren($limit = null, $offset = null);
 
 	/**
 	* Checks if a child-node with the specified id exists
@@ -64,7 +64,7 @@ abstract class AbstractPIMCollection extends AbstractPIMObject implements \Itera
 	* @param string $id
 	* @return bool
 	*/
-	abstract function childExists($id);
+	public abstract function childExists($id);
 
 	/**
 	 * Add a child to the collection
@@ -74,7 +74,7 @@ abstract class AbstractPIMCollection extends AbstractPIMObject implements \Itera
 	 * @param mixed $data
 	 * @return string ID of the newly added child
 	 */
-	abstract public function addChild($data);
+	public abstract function addChild($data);
 
 	/**
 	 * Delete a child from the collection
@@ -82,7 +82,7 @@ abstract class AbstractPIMCollection extends AbstractPIMObject implements \Itera
 	 * @param string $id
 	 * @return bool
 	 */
-	abstract public function deleteChild($id);
+	public abstract public function deleteChild($id);
 
     // Iterator methods
 
diff --git a/lib/abstractpimobject.php b/lib/abstractpimobject.php
index 909a7536..7acbe8bc 100644
--- a/lib/abstractpimobject.php
+++ b/lib/abstractpimobject.php
@@ -84,7 +84,7 @@ abstract class AbstractPIMObject implements IPIMObject {
 	 * to the parent object, otherwise return null.
 	 * @return IPIMObject|null
 	 */
-	function getParent() {
+	public function getParent() {
 		return $this->parent;
 	}
 
@@ -100,14 +100,14 @@ abstract class AbstractPIMObject implements IPIMObject {
 	 *
 	 * @return integer
 	 */
-	function getPermissions() {
+	public function getPermissions() {
 		return $this->permissions;
 	}
 
 	/**
 	 * @return AbstractBackend
 	 */
-	function getBackend() {
+	public function getBackend() {
 		return $this->backend;
 	}
 
@@ -115,7 +115,7 @@ abstract class AbstractPIMObject implements IPIMObject {
 	 * @param integer $permission
 	 * @return boolean
 	 */
-	function hasPermission($permission) {
+	public function hasPermission($permission) {
 		return $this->getPermissions() & $permission;
 	}
 
diff --git a/lib/addressbook.php b/lib/addressbook.php
index 8ea6c448..8396faa7 100644
--- a/lib/addressbook.php
+++ b/lib/addressbook.php
@@ -129,7 +129,7 @@ class Addressbook extends AbstractPIMCollection {
 	* @param string $id
 	* @return Contact|null
 	*/
-	function getChild($id) {
+	public function getChild($id) {
 		//\OCP\Util::writeLog('contacts', __METHOD__.' id: '.$id, \OCP\Util::DEBUG);
 		if(!$this->hasPermission(\OCP\PERMISSION_READ)) {
 			throw new \Exception(self::$l10n->t('You do not have permissions to see this contacts'), 403);
@@ -153,7 +153,7 @@ class Addressbook extends AbstractPIMCollection {
 	* @param string $id
 	* @return bool
 	*/
-	function childExists($id) {
+	public function childExists($id) {
 		return ($this->getChild($id) !== null);
 	}
 
@@ -162,7 +162,7 @@ class Addressbook extends AbstractPIMCollection {
 	*
 	* @return Contact[]
 	*/
-	function getChildren($limit = null, $offset = null, $omitdata = false) {
+	public function getChildren($limit = null, $offset = null, $omitdata = false) {
 		if(!$this->hasPermission(\OCP\PERMISSION_READ)) {
 			throw new \Exception(self::$l10n->t('You do not have permissions to see these contacts'), 403);
 		}
diff --git a/lib/contact.php b/lib/contact.php
index e39f348a..6cc47745 100644
--- a/lib/contact.php
+++ b/lib/contact.php
@@ -184,11 +184,11 @@ class Contact extends VObject\VCard implements IPIMObject {
 	 * to the parent object, otherwise return null.
 	 * @return IPIMObject|null
 	 */
-	function getParent() {
+	public function getParent() {
 		return $this->props['parent'];
 	}
 
-	function getBackend() {
+	public function getBackend() {
 		return $this->props['backend'];
 	}
 
@@ -196,7 +196,7 @@ class Contact extends VObject\VCard implements IPIMObject {
 	 *
 	 * @return integer
 	 */
-	function getPermissions() {
+	public function getPermissions() {
 		return $this->props['parent']->getPermissions();
 	}
 
@@ -204,7 +204,7 @@ class Contact extends VObject\VCard implements IPIMObject {
 	 * @param integer $permission
 	 * @return bool
 	 */
-	function hasPermission($permission) {
+	public function hasPermission($permission) {
 		return $this->getPermissions() & $permission;
 	}
 
diff --git a/lib/ipimobject.php b/lib/ipimobject.php
index 92ed5c78..e0bca415 100644
--- a/lib/ipimobject.php
+++ b/lib/ipimobject.php
@@ -69,20 +69,20 @@ interface IPIMObject {
 	/**
 	 * @return string|null
 	 */
-	function getDisplayName();
+	public function getDisplayName();
 
 	/**
 	 * Get the owner of the object.
 	 * @return string|null
 	 */
-	function getOwner();
+	public function getOwner();
 
 	/**
 	 * If this object is part of a collection return a reference
 	 * to the parent object, otherwise return null.
 	 * @return IPIMObject|null
 	 */
-	function getParent();
+	public function getParent();
 
 
 	/** CRUDS permissions (Create, Read, Update, Delete, Share) using a bitmask of
@@ -97,18 +97,18 @@ interface IPIMObject {
 	 *
 	 * @return integer
 	 */
-	function getPermissions();
+	public function getPermissions();
 
 	/**
 	 * @return AbstractBackend
 	 */
-	function getBackend();
+	public function getBackend();
 
 	/**
 	 * @param integer $permission
 	 * @return boolean
 	 */
-	function hasPermission($permission);
+	public function hasPermission($permission);
 
 	/**
 	 * @brief Get the last modification time for the object.