diff --git a/roles/seafile/tasks/cleanup.yml b/roles/seafile/tasks/cleanup.yml
index b4a32cc..79b45d8 100644
--- a/roles/seafile/tasks/cleanup.yml
+++ b/roles/seafile/tasks/cleanup.yml
@@ -7,5 +7,6 @@
     - "{{ seafile_root_dir }}/tmp/seafile-server-{{ seafile_version }}"
     - "{{ seafile_root_dir }}/tmp/seafile-pro-server_{{ seafile_version }}_x86-64.tar.gz"
     - "{{ seafile_root_dir }}/tmp/seafile-pro-server-{{ seafile_version }}"
-    - "/etc/cron.d/seafil_gc"
+    - /etc/cron.d/seafil_gc
+    - "{{ seafile_root_dir }}/db_dumps"
   tags: seafile
diff --git a/roles/seafile/templates/seafile_dump_db.sh.j2 b/roles/seafile/templates/seafile_dump_db.sh.j2
index 0f36293..0ddbd43 100644
--- a/roles/seafile/templates/seafile_dump_db.sh.j2
+++ b/roles/seafile/templates/seafile_dump_db.sh.j2
@@ -5,5 +5,5 @@ for DB in {{ seafile_db_ccnet }} {{ seafile_db_seafile }} {{ seafile_db_seahub }
                      --password={{ seafile_db_pass }} \
                      --host={{ seafile_db_server }} \
                      --quick --single-transaction \
-                     --add-drop-table $DB | lz4 -c > {{ seafile_data_dir }}/db_dumps/$DB.sql.lz4
+                     --add-drop-table $DB | zstd -T0 -c > {{ seafile_data_dir }}/backup/$DB.sql.zst
 done
diff --git a/roles/seafile/templates/seafile_rm_dumps.sh.j2 b/roles/seafile/templates/seafile_rm_dumps.sh.j2
index b760358..f1e9ba9 100644
--- a/roles/seafile/templates/seafile_rm_dumps.sh.j2
+++ b/roles/seafile/templates/seafile_rm_dumps.sh.j2
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-rm -f {{ seafile_data_dir }}/db_dumps/*
+rm -f {{ seafile_data_dir }}/backup/*
diff --git a/roles/squid/files/acl/software_centos.domains b/roles/squid/files/acl/software_centos.domains
index 36cecf1..7cce953 100644
--- a/roles/squid/files/acl/software_centos.domains
+++ b/roles/squid/files/acl/software_centos.domains
@@ -7,3 +7,7 @@ centos.mirrors.ovh.net
 distrib-coffee.ipsl.jussieu.fr
 centos.crazyfrogs.org
 mirror.plusserver.com
+mirrors.atosworldline.com
+fr2.rpmfind.net
+centos.mirror.fr.planethoster.net
+miroir.univ-paris13.fr
diff --git a/roles/squid/files/acl/software_various.domains b/roles/squid/files/acl/software_various.domains
index 9d34b55..c1528ee 100644
--- a/roles/squid/files/acl/software_various.domains
+++ b/roles/squid/files/acl/software_various.domains
@@ -32,6 +32,9 @@ pypi.python.org
 pypi.org
 files.pythonhosted.org
 
+# Ruby
+api.rubygems.org
+
 # Seadrive
 download.seadrive.org
 rpm.seadrive.org