diff --git a/modules/openstack_project/manifests/mirror.pp b/modules/openstack_project/manifests/mirror.pp
index d79d492abc..2f55504231 100644
--- a/modules/openstack_project/manifests/mirror.pp
+++ b/modules/openstack_project/manifests/mirror.pp
@@ -293,10 +293,10 @@ class openstack_project::mirror (
   }
 
   cron { 'apache-cache-cleanup':
-    # Clean apache cache once an hour, keep size down to 2GB.
+    # Clean apache cache once an hour, keep size down to 80GiB.
     minute      => '0',
     hour        => '*',
-    command     => 'htcacheclean -n -p /var/cache/apache2/proxy -t -l 2048M > /dev/null',
+    command     => 'htcacheclean -n -p /var/cache/apache2/proxy -t -l 81920M > /dev/null',
     environment => 'PATH=/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin',
     require     => [
        File['/var/cache/apache2/proxy'],
diff --git a/modules/openstack_project/templates/mirror.vhost.erb b/modules/openstack_project/templates/mirror.vhost.erb
index 1d8ca6a14a..f2caa54782 100644
--- a/modules/openstack_project/templates/mirror.vhost.erb
+++ b/modules/openstack_project/templates/mirror.vhost.erb
@@ -119,8 +119,8 @@ NameVirtualHost <%= @vhost_name %>:8081
     CacheLock on
     CacheLockPath "/tmp/mod_cache-lock"
     CacheLockMaxAge 5
-    # 100MB
-    CacheMaxFileSize 104857600
+    # 5GiB
+    CacheMaxFileSize 5368709120
 
     # Per site caching reverse proxy rules
     # Only cache specific backends, rely on afs cache otherwise.
@@ -157,8 +157,8 @@ NameVirtualHost <%= @vhost_name %>:8081
     CacheLock on
     CacheLockPath "/tmp/mod_cache-lock"
     CacheLockMaxAge 5
-    # 100MB
-    CacheMaxFileSize 104857600
+    # 5GiB
+    CacheMaxFileSize 5368709120
     # Ignore expire headers as the urls use sha256 hashes.
     CacheIgnoreQueryString On
     CacheStoreExpired On