diff --git a/VERSION b/VERSION
index b12c06c18..df9515d6e 100644
--- a/VERSION
+++ b/VERSION
@@ -1,2 +1,2 @@
 PRODUCT_ID=Airtime
-PRODUCT_RELEASE=1.9.0
+PRODUCT_RELEASE=1.9.1
diff --git a/airtime_mvc/application/configs/constants.php b/airtime_mvc/application/configs/constants.php
index 1eb796bf1..28db07932 100644
--- a/airtime_mvc/application/configs/constants.php
+++ b/airtime_mvc/application/configs/constants.php
@@ -1,6 +1,6 @@
 <?php
 
-define('AIRTIME_VERSION', '1.9.0');
+define('AIRTIME_VERSION', '1.9.1');
 define('AIRTIME_COPYRIGHT_DATE', '2010-2011');
 define('AIRTIME_REST_VERSION', '1.1');
 
diff --git a/install_minimal/DoctrineMigrations/Version20110711161043.php b/install_minimal/DoctrineMigrations/Version20110711161043.php
index 4a0bed554..1ab373355 100644
--- a/install_minimal/DoctrineMigrations/Version20110711161043.php
+++ b/install_minimal/DoctrineMigrations/Version20110711161043.php
@@ -28,6 +28,13 @@ class Version20110711161043 extends AbstractMigration
 
         $cc_files->addNamedForeignKeyConstraint('cc_music_dirs_folder_fkey', $cc_music_dirs, array('directory'), array('id'), array('onDelete' => 'CASCADE'));
 
+        // before 3) we have to delete all entries in cc_schedule with file_id that are not in cc_file table
+        $this->_addSql("DELETE FROM cc_schedule WHERE cc_schedule.id NOT IN(
+                        SELECT cc_schedule.id
+                        FROM cc_schedule
+                        LEFT JOIN cc_files
+                        ON cc_schedule.file_id = cc_files.id
+                        WHERE cc_files.id IS NULL)");
         /* 3) create a foreign key relationship from cc_schedule to cc_files */
         $cc_schedule = $schema->getTable('cc_schedule');
         $cc_schedule->addNamedForeignKeyConstraint('cc_files_folder_fkey', $cc_files, array('file_id'), array('id'), array('onDelete' => 'CASCADE'));
diff --git a/python_apps/api_clients/api_client.py b/python_apps/api_clients/api_client.py
index ccbfeb909..7456a3550 100644
--- a/python_apps/api_clients/api_client.py
+++ b/python_apps/api_clients/api_client.py
@@ -21,7 +21,7 @@ from urlparse import urlparse
 import base64
 from configobj import ConfigObj
 
-AIRTIME_VERSION = "1.9.0-devel"
+AIRTIME_VERSION = "1.9.1"
 
 def api_client_factory(config):
     logger = logging.getLogger()