diff --git a/README.md b/README.md
index 07f04864461a6c3d2e07af271e4e61dac6d60fef..ecf72f609bbd33514406d88c277d61caa755ccb6 100644
--- a/README.md
+++ b/README.md
@@ -116,7 +116,17 @@ Save, commit and push; you should be abble to see your first running pipeline
 Once succesfully completed, you can see the docker image in the `Registry`section on the left pane.
 
 5. Create manifest yaml file
+
+Create a file `manifest.yaml` at the root directory of your git repository and fill it with the following definition.
+> Keep in mind that yaml formating require that you seperate each declaration with `---` line.
+
     * PostgreSQL Server
+        In order to deploy a Postgresql server we need :
+        - Storage
+        - Configuration
+        - Deployment
+        - Service
+
         * Persistent Volume Claim
 
         ```yaml
@@ -131,7 +141,7 @@ Once succesfully completed, you can see the docker image in the `Registry`sectio
             - ReadWriteOnce
         resources:
             requests:
-            storage: 30Gi
+            storage: 1Gi
         ```
 
         * PostgreSQL secret