diff --git a/javascript/HtmlEditorField.js b/javascript/HtmlEditorField.js
index d99cdcdde..ea5a3d135 100644
--- a/javascript/HtmlEditorField.js
+++ b/javascript/HtmlEditorField.js
@@ -457,7 +457,8 @@ ss.editorWrappers['default'] = ss.editorWrappers.tinyMCE;
 				/* NOP */
 			},
 			resetFields: function() {
-				/* NOP */
+				// Flush the tree drop down fields, as their content might get changed in other parts of the CMS, ie in Files and images
+				this.find('.tree-holder').empty();
 			}
 		});