diff --git a/inventory/host_vars/18.215.229.156 b/inventory/host_vars/18.215.229.156
index 42e192a2c4..f0f7d91e87 100644
--- a/inventory/host_vars/18.215.229.156
+++ b/inventory/host_vars/18.215.229.156
@@ -2,7 +2,7 @@
 ansible_ssh_user: fedora
 ansible_become_user: root
 ansible_become: yes
-datacenter: "aws"
+datacenter: aws
 #instance_type: t3a.small
 #image: "{{ fedora31_x86_64 }}"
 #keypair: fedora-admin-20130801
diff --git a/playbooks/groups/copr-keygen.yml b/playbooks/groups/copr-keygen.yml
index a439d12cd7..670c3f8b35 100644
--- a/playbooks/groups/copr-keygen.yml
+++ b/playbooks/groups/copr-keygen.yml
@@ -32,9 +32,9 @@
 
   tasks:
   - import_tasks: "{{ tasks_path }}/cloud_setup_basic.yml"
-#  - name: set hostname (required by some services, at least postfix need it)
-#    hostname: name="{{copr_hostbase}}.cloud.fedoraproject.org"
-#    when: datacenter != "aws"
+  - name: set hostname (required by some services, at least postfix need it)
+    hostname: name="{{copr_hostbase}}.cloud.fedoraproject.org"
+    when: datacenter != "aws"
 
 - name: provision instance
   hosts: copr_keygen_dev:copr_keygen_stg:copr_keygen:copr_keygen_dev_aws