diff --git a/lib/db/install.xml b/lib/db/install.xml
index 8cb3ba7709d..48785b958f3 100644
--- a/lib/db/install.xml
+++ b/lib/db/install.xml
@@ -488,7 +488,7 @@
     <TABLE NAME="event" COMMENT="For everything with a time associated to it">
       <FIELDS>
         <FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
-        <FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
+        <FIELD NAME="name" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
         <FIELD NAME="description" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
         <FIELD NAME="format" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
         <FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
diff --git a/lib/db/upgrade.php b/lib/db/upgrade.php
index f73fe1b6f78..804d26a34e5 100644
--- a/lib/db/upgrade.php
+++ b/lib/db/upgrade.php
@@ -1974,5 +1974,16 @@ function xmldb_main_upgrade($oldversion) {
         upgrade_main_savepoint(true, 2013040200.00);
     }
 
+    if ($oldversion < 2013040201.00) {
+        // Convert name field in event table to text type as RFC-2445 doesn't have any limitation on it.
+        $table = new xmldb_table('event');
+        $field = new xmldb_field('name', XMLDB_TYPE_TEXT, null, null, XMLDB_NOTNULL, null, null);
+        if ($dbman->field_exists($table, $field)) {
+            $dbman->change_field_type($table, $field);
+        }
+        // Main savepoint reached.
+        upgrade_main_savepoint(true, 2013040201.00);
+    }
+
     return true;
 }
diff --git a/version.php b/version.php
index 965383ad091..cd6ac879897 100644
--- a/version.php
+++ b/version.php
@@ -29,7 +29,7 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$version  = 2013040200.00;              // YYYYMMDD      = weekly release date of this DEV branch
+$version  = 2013040201.00;              // YYYYMMDD      = weekly release date of this DEV branch
                                         //         RR    = release increments - 00 in DEV branches
                                         //           .XX = incremental changes