diff --git a/src/apps/mediaconverter/MediaConverterWindow.cpp b/src/apps/mediaconverter/MediaConverterWindow.cpp
index 6bea2fe6e1..8116aa6965 100644
--- a/src/apps/mediaconverter/MediaConverterWindow.cpp
+++ b/src/apps/mediaconverter/MediaConverterWindow.cpp
@@ -701,6 +701,8 @@ MediaConverterWindow::BuildFormatMenu()
 	int32 cookie = 0;
 	FileFormatMenuItem* ff_item;
 	while (get_next_file_format(&cookie, &mfi) == B_OK) {
+		if ((mfi.capabilities & media_file_format::B_WRITABLE) == 0)
+			continue;
 		ff_item = new FileFormatMenuItem(&mfi);
 		menu->AddItem(ff_item);
 	}