diff --git a/checkmk/checkmk-files/mk_apt b/checkmk/checkmk-files/mk_apt
index ca517f3020ff604efd9dec3dbaf5b14c742f6f02..5ea9c137a6ad3a9875388ea938ffb7b31a6c84f9 100644
--- a/checkmk/checkmk-files/mk_apt
+++ b/checkmk/checkmk-files/mk_apt
@@ -26,7 +26,7 @@ CMK_VERSION="2.0.0p12"
 
 # This variable can either be "upgrade" or "dist-upgrade"
 UPGRADE=dist-upgrade
-DO_UPDATE=no
+DO_UPDATE=no # LEAVE THIS OFF, it will eat our SSDs alive!
 
 
 function check_apt_update {