diff --git a/mailnews/base/resources/content/msgFolderPickerOverlay.js b/mailnews/base/resources/content/msgFolderPickerOverlay.js
index df8c5ab8f592..d2d9af4b169c 100644
--- a/mailnews/base/resources/content/msgFolderPickerOverlay.js
+++ b/mailnews/base/resources/content/msgFolderPickerOverlay.js
@@ -98,4 +98,9 @@ function SetFolderPicker(uri,pickerID)
 
 	picker.setAttribute("value",selectedValue);
 	picker.setAttribute("uri",uri);
+
+        if (pickerID == "msgNewFolderPicker") {
+        window.resizeTo(0,0);
+        window.sizeToContent();
+        }
 }
diff --git a/mailnews/base/resources/content/newFolderNameDialog.js b/mailnews/base/resources/content/newFolderNameDialog.js
index 8d9b5b7308ce..6469b68d084b 100644
--- a/mailnews/base/resources/content/newFolderNameDialog.js
+++ b/mailnews/base/resources/content/newFolderNameDialog.js
@@ -45,6 +45,7 @@ function newFolderNameOnLoad(pickerDOMID)
 		if (newFolderTypeBox)
 		{
 			newFolderTypeBox.setAttribute("hidden", "false");
+                        window.resizeTo(0,0);
 			window.sizeToContent();
 		}
 	}