diff --git a/handlers/borg.helper.in b/handlers/borg.helper.in
index 0e9f56b9590a4e31c2639c31fa8d1513236f938e..5c489d5c444c4eb980e848c31ea41d3bc4142e90 100644
--- a/handlers/borg.helper.in
+++ b/handlers/borg.helper.in
@@ -372,7 +372,7 @@ borg_wizard() {
    borg_directory=/backup/`hostname`
    borg_user=root
    borg_host=localhost
-   borg_archive='{now:%Y-%m-%d}'
+   borg_archive='{now:%Y-%m-%dT%H:%M:%S}'
    borg_compression=lz4
    borg_encryption=none
    borg_passphrase=
diff --git a/handlers/borg.in b/handlers/borg.in
index f657d4bf1a30748732c785fd64fc3f4bfddcd529..f2922985366db454ca12f4c4c59e5eee52dceca0 100644
--- a/handlers/borg.in
+++ b/handlers/borg.in
@@ -35,7 +35,7 @@ getconf host
 getconf directory
 # strip trailing /
 directory=${directory%/}
-getconf archive {now:%Y-%m-%d}
+getconf archive {now:%Y-%m-%dT%H:%M:%S}
 getconf compression lz4
 getconf encryption none
 getconf passphrase