diff --git a/include/proto/backend.h b/include/proto/backend.h
index 467e756..d70c68f 100644
--- a/include/proto/backend.h
+++ b/include/proto/backend.h
@@ -39,7 +39,7 @@
 
 void recount_servers(struct proxy *px);
 void recalc_server_map(struct proxy *px);
-
+int be_downtime(struct proxy *px);
 
 /*
  * This function tries to find a running server with free connection slots for