diff --git a/manifests/horizon.pp b/manifests/horizon.pp
index 33aaa189f..4a6096579 100644
--- a/manifests/horizon.pp
+++ b/manifests/horizon.pp
@@ -37,6 +37,7 @@ class openstack_integration::horizon {
     horizon_key      => "/etc/openstack-dashboard/ssl/private/${::fqdn}.pem",
     horizon_ca       => $::openstack_integration::params::ca_bundle_cert_path,
     keystone_url     => $::openstack_integration::config::keystone_auth_uri,
+    log_level        => 'DEBUG',
     # need to disable offline compression due to
     # https://bugs.launchpad.net/ubuntu/+source/horizon/+bug/1424042
     compress_offline => false,