diff --git a/CONTROL/prerm b/CONTROL/prerm
new file mode 100755
index 0000000..01782a8
--- /dev/null
+++ b/CONTROL/prerm
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+export tmpf=/tmp/cronf.$$
+
+crontab=$PKG_ROOT/bin/crontab
+if [ -x $crontab ]; then
+    $crontab -l | grep -v /mod/bin/chaseget > $tmpf
+    [ -s $tmpf ] && $crontab $tmpf || $crontab -r
+fi
+
+[ -f $tmpf ] && rm -f $tmpf
+
+exit 0