diff --git a/src/preferences/filetypes/AttributeWindow.cpp b/src/preferences/filetypes/AttributeWindow.cpp
index b7c6b4f5b7..0fe287a7ba 100644
--- a/src/preferences/filetypes/AttributeWindow.cpp
+++ b/src/preferences/filetypes/AttributeWindow.cpp
@@ -423,6 +423,7 @@ AttributeWindow::MessageReceived(BMessage* message)
 
 		case kMsgDisplayAsChosen:
 			fSpecialControl->SetEnabled(!_DefaultDisplayAs()->IsMarked());
+			_CheckAcceptable();
 			break;
 
 		case kMsgVisibilityChanged: