diff --git a/Free Learning/CHANGEDB.php b/Free Learning/CHANGEDB.php
index 9f7d71f..1ad6ac7 100644
--- a/Free Learning/CHANGEDB.php	
+++ b/Free Learning/CHANGEDB.php	
@@ -2156,3 +2156,8 @@
 ++$count;
 $sql[$count][0] = '5.21.05';
 $sql[$count][1] = "";
+
+//v5.21.06
+++$count;
+$sql[$count][0] = '5.21.06';
+$sql[$count][1] = "";
diff --git a/Free Learning/CHANGELOG.txt b/Free Learning/CHANGELOG.txt
index f70caab..2303adc 100644
--- a/Free Learning/CHANGELOG.txt	
+++ b/Free Learning/CHANGELOG.txt	
@@ -1,5 +1,9 @@
 CHANGELOG
 =========
+v5.21.06
+--------
+Extended execution time and memory limit for unit download
+
 v5.21.05
 --------
 Added bulk Lock/Unlock option in Manage Units
diff --git a/Free Learning/manifest.php b/Free Learning/manifest.php
index f6fe07f..e131da2 100644
--- a/Free Learning/manifest.php	
+++ b/Free Learning/manifest.php	
@@ -25,7 +25,7 @@
 $entryURL = 'units_browse.php';
 $type = 'Additional';
 $category = 'Learn';
-$version = '5.21.05';
+$version = '5.21.06';
 $author = 'Ross Parker';
 $url = 'http://rossparker.org/free-learning';
 
diff --git a/Free Learning/units_browse_details_export.php b/Free Learning/units_browse_details_export.php
index ef2672d..30becd5 100755
--- a/Free Learning/units_browse_details_export.php	
+++ b/Free Learning/units_browse_details_export.php	
@@ -28,6 +28,11 @@
     include $tcpdfFile;
 }
 
+// Override the ini to keep this process alive
+ini_set('memory_limit', '2048M');
+ini_set('max_execution_time', 1800);
+set_time_limit(1800);
+
 $output = '';
 
 $publicUnits = $container->get(SettingGateway::class)->getSettingByScope('Free Learning', 'publicUnits');
diff --git a/Free Learning/version.php b/Free Learning/version.php
index 290b675..e098360 100755
--- a/Free Learning/version.php	
+++ b/Free Learning/version.php	
@@ -20,5 +20,5 @@
 /**
  * Sets version information.
  */
-$moduleVersion = '5.21.05';
+$moduleVersion = '5.21.06';
 $coreVersion = '24.0.00';