diff --git a/README.md b/README.md
index ce425f3..babb545 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
-FormItCampaignMonitor
-============
+# FormItCampaignMonitor
 
-Hooks and system settings to send transational email through Campaign Monitor as well as a subscriber hook to add form submissions to a mailing list
\ No newline at end of file
+Hooks and system settings to send transational email through Campaign Monitor as well as a subscriber hook to add form submissions to a mailing list.
+
+This package was built using Repoman (https://github.com/craftsmancoding/repoman/)
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 256bea1..d18e9a6 100644
--- a/composer.json
+++ b/composer.json
@@ -21,8 +21,10 @@
     "extra": {
         "package_name": "FormItCampaignMonitor",
         "namespace": "formitcampaignmonitor",
-        "version": "1.1.3",
+        "version": "1.1.5",
         "release": "pl",
-        "category": "FormItCampaignMonitor"
+        "category": "FormItCampaignMonitor",
+        "docs_path": "docs/",
+        "seeds_path": ["model/seeds/"]
     }
 }
diff --git a/composer.lock b/composer.lock
index ada7f2d..d6a9558 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,23 +1,23 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "f52ea56798e74b72d940d4341c5bc896",
+    "content-hash": "bc63ffda89fddcb882324f7123578594",
     "packages": [
         {
             "name": "campaignmonitor/createsend-php",
-            "version": "5.1.2",
+            "version": "v5.1.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/campaignmonitor/createsend-php.git",
-                "reference": "dafaff661d651f41b959022ae7dce4f703fb7541"
+                "reference": "bf0709839c634e22ee8f30a508e49db5b0921c80"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/campaignmonitor/createsend-php/zipball/dafaff661d651f41b959022ae7dce4f703fb7541",
-                "reference": "dafaff661d651f41b959022ae7dce4f703fb7541",
+                "url": "https://api.github.com/repos/campaignmonitor/createsend-php/zipball/bf0709839c634e22ee8f30a508e49db5b0921c80",
+                "reference": "bf0709839c634e22ee8f30a508e49db5b0921c80",
                 "shasum": ""
             },
             "require": {
@@ -62,7 +62,7 @@
                 "campaign",
                 "monitor"
             ],
-            "time": "2017-05-15T05:59:55+00:00"
+            "time": "2018-04-20T23:24:11+00:00"
         }
     ],
     "packages-dev": [],
diff --git a/docs/changelog.txt b/docs/changelog.txt
index acf9402..54ae95a 100755
--- a/docs/changelog.txt
+++ b/docs/changelog.txt
@@ -1,13 +1,21 @@
-Changelog for FormItCampaignMonitor
+# Changelog for FormItCampaignMonitor
 
-FormItCampaignMonitor 1.1.3
----------------------------------
-Remove unneeded vars from top of cmSubscribe
+## FormItCampaignMonitor 1.1.5-pl
 
-FormItCampaignMonitor 1.1.2
----------------------------------
-Fall back to `Email` when no replyToEmail` provided
+* BUG FIX: Casting the custom-feilds variable into an array in CM_API in case it's empty or not valid the loop doesnot process it
 
-FormItCampaignMonitor 1.0.0
----------------------------------
-Initial Version
\ No newline at end of file
+## FormItCampaignMonitor 1.1.4-pl
+
+* Add max_filesize checks
+
+## FormItCampaignMonitor 1.1.3-pl
+
+* Remove unneeded vars from top of cmSubscribe
+
+## FormItCampaignMonitor 1.1.2-pl
+
+* Fall back to `Email` when no replyToEmail` provided
+
+## FormItCampaignMonitor 1.0.0-pl
+
+* Initial Version
\ No newline at end of file
diff --git a/docs/readme.txt b/docs/readme.txt
index 7ec5834..babb545 100755
--- a/docs/readme.txt
+++ b/docs/readme.txt
@@ -1,6 +1,5 @@
-FormItCampaignMonitor
------
+# FormItCampaignMonitor
 
+Hooks and system settings to send transational email through Campaign Monitor as well as a subscriber hook to add form submissions to a mailing list.
 
-Author: Jason Carney <jason@dashmedia.com.au>
-Copyright 2017
\ No newline at end of file
+This package was built using Repoman (https://github.com/craftsmancoding/repoman/)
\ No newline at end of file
diff --git a/elements/snippets/cmTransactionalSend.php b/elements/snippets/cmTransactionalSend.php
index 0eeda3f..7e42bb4 100644
--- a/elements/snippets/cmTransactionalSend.php
+++ b/elements/snippets/cmTransactionalSend.php
@@ -23,6 +23,7 @@
 $formFields = $modx->getOption('formFields', $formit->config, false);
 
 $api_key = $modx->getOption('formitcampaignmonitor.api_key');
+$max_upload = $modx->getOption('formitcampaignmonitor.max_upload');
 $default_smart_email_id = $modx->getOption('formitcampaignmonitor.default_smart_email_id');
 $smart_email_id = $modx->getOption('cmSmartEmailId', $hook->formit->config, $default_smart_email_id);
 
@@ -74,10 +75,17 @@
 );
 $attachments = array();
 foreach ($dataArray as $field => $value) {
+  $original_name = $field;
   $field = ucfirst(str_replace('_',' ',$field));
   if(is_array($value)){
     if(isset($value['tmp_name'])){
       // file
+      if(filesize($value['tmp_name']) > $max_upload){
+        $human_size = human_filesize($max_upload);
+        $modx->setPlaceholder('fi.validation_error_message', "Uploaded file larger than {$human_size} limit");
+        $hook->addError($original_name, "File size must be under {$human_size}");
+        return false;
+      }
       switch ($value['error']) {
             case UPLOAD_ERR_OK:
                 $message = 'See attached - ' . $value['name'];
@@ -187,4 +195,10 @@
   return false;
 }
 
-return true;
\ No newline at end of file
+return true;
+
+function human_filesize($bytes, $decimals = 2) {
+  $size = array('B','kB','MB','GB','TB','PB','EB','ZB','YB');
+  $factor = floor((strlen($bytes) - 1) / 3);
+  return sprintf("%.{$decimals}f", $bytes / pow(1024, $factor)) . @$size[$factor];
+}
\ No newline at end of file
diff --git a/lexicon/en/default.inc.php b/lexicon/en/default.inc.php
index 26482eb..024c362 100755
--- a/lexicon/en/default.inc.php
+++ b/lexicon/en/default.inc.php
@@ -18,7 +18,7 @@
  * Query; if not, write to the Free Software Foundation, Inc., 59 Temple
  * Place, Suite 330, Boston, MA 02111-1307 USA
  *
- * @package yourpackage
+ * @package FormItCampaignMonitor
  */
 
 /**
@@ -31,8 +31,9 @@
  * @var $modx modX
  * @var $scriptProperties array
  *
- * @package goldentemplate
+ * @package FormItCampaignMonitor
  **/
 
-// $_lang['setting_goldentemplate.color'] = 'Custom Color';
-// $_lang['setting_goldentemplate.color_desc'] = 'A valid hex code';
+
+$_lang['setting_formitcampaignmonitor.max_upload'] = 'Maximum file upload size';
+$_lang['setting_formitcampaignmonitor.max_upload_desc'] = 'in bytes, eg "5242880"';
diff --git a/model/CM_API.php b/model/CM_API.php
index 7a8ef73..cdacfee 100644
--- a/model/CM_API.php
+++ b/model/CM_API.php
@@ -77,7 +77,7 @@ public function process_custom_fields(&$current_values = null)
 			//no custom field values to deal with
 			return false;
 		}
-		foreach($this->custom_fields as $key => &$value){
+		foreach((array) $this->custom_fields as $key => &$value){
 			// iterate through fields, making sure they exist, and that the value is a viable option.
 			foreach ($existing_custom_fields as $fieldId => $field) {
 				if($value['FieldName'] === $field->FieldName){
diff --git a/model/seeds/modSystemSetting.php b/model/seeds/modSystemSetting.php
index 16adb70..a16be1e 100644
--- a/model/seeds/modSystemSetting.php
+++ b/model/seeds/modSystemSetting.php
@@ -26,6 +26,13 @@
       'xtype'         =>     'textfield',
       'namespace' => 'formitcampaignmonitor',
       'area'      => 'formitcampaignmonitor:default'
+    ),
+    array(
+      'key'       =>     'formitcampaignmonitor.max_upload',
+      'value'         =>     '5242880',
+      'xtype'         =>     'textfield',
+      'namespace' => 'formitcampaignmonitor',
+      'area'      => 'formitcampaignmonitor:default'
   )
 );
 /*EOF*/