diff --git a/ansible/group_vars/nimbus.mainnet.yml b/ansible/group_vars/nimbus.mainnet.yml
index 4bd6880..7a498ab 100644
--- a/ansible/group_vars/nimbus.mainnet.yml
+++ b/ansible/group_vars/nimbus.mainnet.yml
@@ -90,6 +90,7 @@ nimbus_db_purge_trusted_node_sync_enabled: '{{ node.get("db_sync", false) }}'
 # ERA files geneartion.
 nimbus_era_files_timer_enabled: '{{ (nodes_layout[hostname]|length) > 1 }}'
 nimbus_era_files_timer_path: '/data/era'
+nimbus_era_files_network: '{{ beacon_node_network }}'
 # FIXME: Not pretty, since hardcoded, but the simplest way to do it right now.
 nimbus_era_files_node_service_path: '/data/beacon-node-{{ beacon_node_network }}-stable-01'
 nimbus_era_files_nclidb_path: '{{ nimbus_era_files_node_service_path }}/repo/build/ncli_db'
diff --git a/ansible/mainnet.yml b/ansible/mainnet.yml
index 519a9c0..eb70924 100644
--- a/ansible/mainnet.yml
+++ b/ansible/mainnet.yml
@@ -38,7 +38,7 @@
     - { role: infra-role-geth,              tags: [ infra-role-geth ] }
     - { role: infra-role-geth-exporter,     tags: [ infra-role-geth-exporter ] }
     - { role: get-geth-api-urls,            tags: [ get-geth-api-urls ] }
-    - { role: nimbus-era-files,             tags: [ nimbus-era-file ] }
+    - { role: nimbus-era-files,             tags: [ nimbus-era-files ] }
   tasks:
     - include_role: name=infra-role-beacon-node-linux
       tags: [ beacon-node, infra-role-beacon-node-linux ]
diff --git a/ansible/roles/nimbus-era-files/README.md b/ansible/roles/nimbus-era-files/README.md
index f7cefa2..f233e59 100644
--- a/ansible/roles/nimbus-era-files/README.md
+++ b/ansible/roles/nimbus-era-files/README.md
@@ -13,6 +13,7 @@ nimbus_era_files_timer_name: 'nimbus-era-files-update'
 nimbus_era_files_timer_path: '/data/era'
 nimbus_era_files_nclidb_path: '/data/nimbus/repo/build/bin/ncli_db'
 nimbus_era_files_db_path: '/data/nimbus/data/db'
+#nimbus_era_files_network: 'prater'
 ```
 
 # Management
diff --git a/ansible/roles/nimbus-era-files/defaults/main.yml b/ansible/roles/nimbus-era-files/defaults/main.yml
index 472acd1..791d0e7 100644
--- a/ansible/roles/nimbus-era-files/defaults/main.yml
+++ b/ansible/roles/nimbus-era-files/defaults/main.yml
@@ -13,3 +13,4 @@ nimbus_era_files_timer_script: '{{ nimbus_era_files_timer_path }}/update.sh'
 # Mandatory
 #nimbus_era_files_nclidb_path: ~
 #nimbus_era_files_db_path: ~
+#nimbus_era_files_network: ~
diff --git a/ansible/roles/nimbus-era-files/tasks/main.yml b/ansible/roles/nimbus-era-files/tasks/main.yml
index d4850a3..8f29cc4 100644
--- a/ansible/roles/nimbus-era-files/tasks/main.yml
+++ b/ansible/roles/nimbus-era-files/tasks/main.yml
@@ -21,4 +21,5 @@
     systemd_timer_ionice_class:      '{{ nimbus_era_files_timer_ionice_class }}'
     systemd_timer_work_dir:          '{{ nimbus_era_files_timer_path }}'
     systemd_timer_script_path:       '{{ nimbus_era_files_nclidb_path }}'
-    systemd_timer_script_args:       'exportEra --db={{ nimbus_era_files_db_path }}'
+    systemd_timer_script_args: >
+      --network={{ nimbus_era_files_network }} exportEra --db={{ nimbus_era_files_db_path }}