diff --git a/etc/zfs-auto-snapshot.cron.daily b/etc/zfs-auto-snapshot.cron.daily
index fab4e7f..94cd7a2 100644
--- a/etc/zfs-auto-snapshot.cron.daily
+++ b/etc/zfs-auto-snapshot.cron.daily
@@ -1,2 +1,5 @@
 #!/bin/sh
-exec zfs-auto-snapshot --quiet --syslog --label=daily --keep=31 //
+
+# Only call zfs-auto-snapshot if it's available
+exec which zfs-auto-snapshot > /dev/null && \
+     zfs-auto-snapshot --quiet --syslog --label=daily --keep=31 //
diff --git a/etc/zfs-auto-snapshot.cron.frequent b/etc/zfs-auto-snapshot.cron.frequent
index e87f818..a1d6fcd 100644
--- a/etc/zfs-auto-snapshot.cron.frequent
+++ b/etc/zfs-auto-snapshot.cron.frequent
@@ -1,3 +1,3 @@
 PATH="/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin"
 
-*/15 * * * * root zfs-auto-snapshot --quiet --syslog --label=frequent --keep=4  //
+*/15 * * * * root which zfs-auto-snapshot > /dev/null && zfs-auto-snapshot --quiet --syslog --label=frequent --keep=4  //
diff --git a/etc/zfs-auto-snapshot.cron.hourly b/etc/zfs-auto-snapshot.cron.hourly
index dc39e11..a893409 100644
--- a/etc/zfs-auto-snapshot.cron.hourly
+++ b/etc/zfs-auto-snapshot.cron.hourly
@@ -1,2 +1,5 @@
 #!/bin/sh
-exec zfs-auto-snapshot --quiet --syslog --label=hourly --keep=24 //
+
+# Only call zfs-auto-snapshot if it's available
+exec which zfs-auto-snapshot > /dev/null && \
+     zfs-auto-snapshot --quiet --syslog --label=hourly --keep=24 //
diff --git a/etc/zfs-auto-snapshot.cron.monthly b/etc/zfs-auto-snapshot.cron.monthly
index 27e2ead..7394e99 100644
--- a/etc/zfs-auto-snapshot.cron.monthly
+++ b/etc/zfs-auto-snapshot.cron.monthly
@@ -1,2 +1,5 @@
 #!/bin/sh
-exec zfs-auto-snapshot --quiet --syslog --label=monthly --keep=12 //
+
+# Only call zfs-auto-snapshot if it's available
+exec which zfs-auto-snapshot > /dev/null && \
+     zfs-auto-snapshot --quiet --syslog --label=monthly --keep=12 //
diff --git a/etc/zfs-auto-snapshot.cron.weekly b/etc/zfs-auto-snapshot.cron.weekly
index 6180e2b..9e20f31 100644
--- a/etc/zfs-auto-snapshot.cron.weekly
+++ b/etc/zfs-auto-snapshot.cron.weekly
@@ -1,2 +1,5 @@
 #!/bin/sh
-exec zfs-auto-snapshot --quiet --syslog --label=weekly --keep=8 //
+
+# Only call zfs-auto-snapshot if it's available
+exec which zfs-auto-snapshot > /dev/null && \
+     zfs-auto-snapshot --quiet --syslog --label=weekly --keep=8 //