diff --git a/defaults/main.yml b/defaults/main.yml
index 73e432738ccd5491f9a709a4e15fbd5ea0806197..6b0cd361f849b178206f2c820ad3303809893a04 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -1,3 +1,5 @@
+---
+
 # General
 oracle_version: 11.2.0
 oracle_schema: ver_{{inventory_hostname}}
diff --git a/tasks/main.yml b/tasks/main.yml
index 4798e5a15bcfb28240b7baad83eca64674f03d60..a82870c2dc2d5974258928936b6d06620ba69c0d 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -9,25 +9,25 @@
 
 - block:
 
-  - name: Install essential packages
-    apt:
-      pkg: '{{ packages }}'
-      state: present
-      update_cache: yes
-    vars:
-      packages:
-        - alien
-        - libaio1
-        - bc
+    - name: Install essential packages
+      apt:
+        pkg: '{{ packages }}'
+        state: present
+        update_cache: yes
+      vars:
+        packages:
+          - alien
+          - libaio1
+          - bc
 
-  - name: Check current status
-    shell: ls /u01/app/oracle/product
-    register: last_result
-    ignore_errors: yes
+    - name: Check current status
+      shell: ls /u01/app/oracle/product
+      register: last_result
+      ignore_errors: yes
 
-  - import_tasks: prepare.yml
-    when: last_result is defined and last_result.stdout != oracle_version
+    - import_tasks: prepare.yml
+      when: last_result is defined and last_result.stdout != oracle_version
 
-  - import_tasks: configure.yml
+    - import_tasks: configure.yml
 
   when: not excluded_roles or "oracle" not in excluded_roles