diff --git a/sources/python/tap-proxy.py b/sources/python/tap-proxy.py
index 5b36b8d..16948c8 100644
--- a/sources/python/tap-proxy.py
+++ b/sources/python/tap-proxy.py
@@ -39,8 +39,11 @@ class Tap(http.server.BaseHTTPRequestHandler):
             self.end_headers()
             self.wfile.write(resp.read())
         except Exception as e:
-            msg += "\nERROR: " + str(e) + "\n"
-            self.send_error(502)
+            msg += "\nBACKEND: " + str(e) + "\n"
+            self.send_response(502)
+            self.send_header('Content-Type', 'text/plain')
+            self.end_headers()
+            self.wfile.write(b"Backend unreachable: " + str(e).encode())
         
         with open(LOG, "a") as f:
             f.write(msg)