diff --git a/packages/DOS/common.dj b/packages/DOS/common.dj
index 33b7e7a898..3ac4536c41 100644
--- a/packages/DOS/common.dj
+++ b/packages/DOS/common.dj
@@ -73,6 +73,11 @@ USE_ARES = 0
 #
 USE_DEBUG = 0
 
+#
+# Enable memory tracking code in libcurl/curl
+#
+USE_CURLDEBUG = 0
+
 default: all
 
 #