diff --git a/app.py b/app.py
index 3855d4f..b68fb64 100644
--- a/app.py
+++ b/app.py
@@ -157,6 +157,7 @@ def ships(request):
 def ship(request,ship=None):
 	if ship is None: return Response(Status.BAD_REQUEST,"Bad Request")
 	ship_unquoted = urllib.parse.unquote(ship)
+	if not os.path.isdir(os.path.join("/var/gopher",ship_unquoted)): return Response(Status.NOT_FOUND,"Not Found")
 	def __generator():
 		description = os.path.join("/var/gopher",ship_unquoted,".description")
 		if os.path.exists(description):