diff --git a/src/Umbraco.Web.UI/config/umbracoSettings.config b/src/Umbraco.Web.UI/config/umbracoSettings.config
index 08eb440f1c..f208ab649e 100644
--- a/src/Umbraco.Web.UI/config/umbracoSettings.config
+++ b/src/Umbraco.Web.UI/config/umbracoSettings.config
@@ -103,7 +103,7 @@
     <disallowedUploadFiles>ashx,aspx,ascx,config,cshtml,vbhtml,asmx,air,axd,swf,xml,xhtml,html,htm,svg,php,htaccess</disallowedUploadFiles>
 
     <!-- If completed, only the file extensions listed below will be allowed to be uploaded.  If empty, disallowedUploadFiles will apply to prevent upload of specific file extensions. -->
-    <allowedUploadFiles>jpg,txt,pdf</allowedUploadFiles>
+    <allowedUploadFiles></allowedUploadFiles>
 
     <!-- Defines the default document type property used when adding properties in the back-office (if missing or empty, defaults to Textstring -->
     <defaultDocumentTypeProperty>Textstring</defaultDocumentTypeProperty>