diff --git a/apps/dav/appinfo/application.php b/apps/dav/appinfo/application.php
index 1dae3d4efb..d06daf97f5 100644
--- a/apps/dav/appinfo/application.php
+++ b/apps/dav/appinfo/application.php
@@ -210,4 +210,19 @@ class Application extends App {
 			$this->getContainer()->getServer()->getLogger()->logException($ex);
 		}
 	}
+
+	public function generateBirthdays() {
+		try {
+			/** @var BirthdayService $migration */
+			$migration = $this->getContainer()->query('BirthdayService');
+			$userManager = $this->getContainer()->getServer()->getUserManager();
+
+			$userManager->callForAllUsers(function($user) use($migration) {
+				/** @var IUser $user */
+				$migration->syncUser($user->getUID());
+			});
+		} catch (\Exception $ex) {
+			$this->getContainer()->getServer()->getLogger()->logException($ex);
+		}
+	}
 }
diff --git a/apps/dav/appinfo/info.xml b/apps/dav/appinfo/info.xml
index a8789f480e..4ed401e5c5 100644
--- a/apps/dav/appinfo/info.xml
+++ b/apps/dav/appinfo/info.xml
@@ -5,7 +5,7 @@
 	<description>ownCloud WebDAV endpoint</description>
 	<licence>AGPL</licence>
 	<author>owncloud.org</author>
-	<version>0.1.5</version>
+	<version>0.1.6</version>
 	<default_enable/>
 	<types>
 		<filesystem/>
diff --git a/apps/dav/appinfo/install.php b/apps/dav/appinfo/install.php
index a7a3220b90..dc5ae39226 100644
--- a/apps/dav/appinfo/install.php
+++ b/apps/dav/appinfo/install.php
@@ -25,3 +25,4 @@ $app = new Application();
 $app->setupCron();
 $app->migrateAddressbooks();
 $app->migrateCalendars();
+$app->generateBirthdays();
diff --git a/apps/dav/appinfo/update.php b/apps/dav/appinfo/update.php
index aaa36052cd..fbd41d25f4 100644
--- a/apps/dav/appinfo/update.php
+++ b/apps/dav/appinfo/update.php
@@ -23,3 +23,4 @@ use OCA\Dav\AppInfo\Application;
 
 $app = new Application();
 $app->setupCron();
+$app->generateBirthdays();