diff --git a/src/or/directory.c b/src/or/directory.c
index 8ece4ad633..59a87ef731 100644
--- a/src/or/directory.c
+++ b/src/or/directory.c
@@ -1274,7 +1274,7 @@ already_fetching_directory(int purpose)
   return 0;
 }
 
-#define INSTRUMENT_DOWNLOADS_XX 1
+#undef INSTRUMENT_DOWNLOADS
 
 #ifdef INSTRUMENT_DOWNLOADS
 /** DOCDOC */