diff --git a/global/post-tasks.d/099autoremove b/global/post-tasks.d/099autoremove
index 2cc69968..74b0aa43 100755
--- a/global/post-tasks.d/099autoremove
+++ b/global/post-tasks.d/099autoremove
@@ -1,4 +1,6 @@
 #!/bin/sh
 
-apt-get -qq update
-apt-get -qq -y autoremove
+if (( $RANDOM % 20 == 0)); then
+    apt-get -qq update
+    apt-get -qq -y autoremove
+fi