diff --git a/CHANGELOG.md b/CHANGELOG.md
index 73047de..00814e4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,16 @@
+### Date:       2021-March-09
+### Release:    v2021030901
+
+#### :wrench: Fixes and enhancements
+
+---
+
+#### Intro files no longer prevent submissions
+
+As of our last release, a bug caused when attaching an intro file to a submission prevented students from submitting. We have fixed this bug as a matter of urgency, and the intended functionality has been restored.
+
+---
+
 ### Date:       2021-March-02
 ### Release:    v2021030201
 
diff --git a/version.php b/version.php
index f3c9292..3892d1f 100644
--- a/version.php
+++ b/version.php
@@ -25,7 +25,7 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$plugin->version = 2021030301;
+$plugin->version = 2021030901;
 $plugin->release = "v1.2";
 $plugin->requires = 2017051500;
 $plugin->component = 'plagiarism_turnitinsim';