diff --git a/module/action/config.php b/module/action/config.php
index 3b7abecaa8..004fad5817 100755
--- a/module/action/config.php
+++ b/module/action/config.php
@@ -14,3 +14,5 @@ $config->action->objectNameFields['user']        = 'account';
 $config->action->objectNameFields['doc']         = 'title';
 $config->action->objectNameFields['doclib']      = 'name';
 $config->action->objectNameFields['todo']        = 'name';
+
+$config->action->commonImgSize = 870;
diff --git a/module/action/model.php b/module/action/model.php
index 1ddb410646..fa772b43c3 100755
--- a/module/action/model.php
+++ b/module/action/model.php
@@ -196,7 +196,7 @@ class actionModel extends model
             if(strtolower($action->action) == 'svncommited' and isset($commiters[$action->actor])) $action->actor = $commiters[$action->actor];
             if(strtolower($action->action) == 'gitcommited' and isset($commiters[$action->actor])) $action->actor = $commiters[$action->actor];
             $action->history = isset($histories[$actionID]) ? $histories[$actionID] : array();
-            $action->comment = $this->file->setImgSize($action->comment, 870);
+            $action->comment = $this->file->setImgSize($action->comment, $this->config->action->commonImgSize);
             $actions[$actionID] = $action;
         }
         return $actions;