diff --git a/pacman-zfs-snapshot.conf b/pacman-zfs-snapshot.conf
index 242e5ea..026c13f 100644
--- a/pacman-zfs-snapshot.conf
+++ b/pacman-zfs-snapshot.conf
@@ -25,3 +25,11 @@ pkgs_list_max_length='24'
 # findmnt --json --list --output 'fstype,source,target' | \
 # jq --raw-output '.[][] | select(.fstype=="zfs") | .source'
 snap_only_local_datasets='true'
+
+snap_field_separator='_'
+snap_name_prefix='pac'
+snap_date_format='+F-%H%M'
+
+snap_op_installation_suffix='inst'
+snap_op_remove_suffix='rmvl'
+snap_op_upgrade_suffix='upgr'
diff --git a/pacman-zfs-snapshot.sh b/pacman-zfs-snapshot.sh
index b90556e..f665d40 100755
--- a/pacman-zfs-snapshot.sh
+++ b/pacman-zfs-snapshot.sh
@@ -24,6 +24,12 @@ if [[ ! "${snaps_trivial_suffix}" ]]; then snaps_trivial_suffix='trv'; fi
 if [[ ! "${snaps_important_suffix}" ]]; then snaps_important_suffix='imp'; fi
 if [[ ! "${pkgs_list_max_length}" ]]; then pkgs_list_max_length='24'; fi
 if [[ ! "${snap_only_local_datasets}" ]]; then snap_only_local_datasets='true'; fi
+if [[ ! "${snap_field_separator}" ]]; then snap_field_separator='_'; fi
+if [[ ! "${snap_name_prefix}" ]]; then snap_name_prefix='pac'; fi
+if [[ ! "${snap_date_format}" ]]; then snap_date_format='+F-%H%M'; fi
+if [[ ! "${snap_op_installation_suffix}" ]]; then snap_op_installation_suffix='inst'; fi
+if [[ ! "${snap_op_remove_suffix}" ]]; then snap_op_remove_suffix='rmvl'; fi
+if [[ ! "${snap_op_upgrade_suffix}" ]]; then snap_op_upgrade_suffix='upgr'; fi
 
 function split_pkgs_by_importance () {
     local pkgs_in_transaction