diff --git a/pipeline.yml b/pipeline.yml
index 0acd71d..fd260be 100644
--- a/pipeline.yml
+++ b/pipeline.yml
@@ -25,6 +25,7 @@ resources:
       username: ((aptly.username))
       password: ((aptly.password))
       timeout: 1801
+      keep_versions: 5
 jobs:
   - name: build
     plan:
@@ -48,7 +49,7 @@ jobs:
               - -c
               - |
                 export VERSION="$(cat vaultwarden/version)"
-                export VERSION_OUT="$(cat vaultwarden/version)+$(date +%s)"
+                export VERSION_OUT="$(cat vaultwarden/version)-$(date +%s)"
                 gem install fpm
                 cd vaultwarden
                 mkdir -p etc/vaultwarden