diff --git a/.infrastructure/configMap.yml b/.infrastructure/configMap.yml
new file mode 100644
index 0000000..7eecbcb
--- /dev/null
+++ b/.infrastructure/configMap.yml
@@ -0,0 +1,7 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: todoapp-config
+  namespace: todoapp
+data:
+  PYTHONUNBUFFERED: "1"
diff --git a/.infrastructure/deployment.yml b/.infrastructure/deployment.yml
index 47f8efe..c451e48 100644
--- a/.infrastructure/deployment.yml
+++ b/.infrastructure/deployment.yml
@@ -19,7 +19,7 @@ spec:
     spec:
       containers:
       - name: todoapp
-        image: ikulyk404/todoapp:3.0.0
+        image: valerakb/todoapp:3.2.0
         resources:
           requests:
             memory: "256Mi"
@@ -29,7 +29,15 @@ spec:
             cpu: "150m"
         env:
         - name: PYTHONUNBUFFERED
-          value: "1"
+          valueFrom:
+            configMapKeyRef:
+              name: todoapp-config
+              key: PYTHONUNBUFFERED
+        - name: SECRET_KEY
+          valueFrom:
+            secretKeyRef:
+              name: todoapp-secrets
+              key: secret_key
         ports:
         - containerPort: 8080
         livenessProbe:
diff --git a/.infrastructure/secret.yml b/.infrastructure/secret.yml
new file mode 100644
index 0000000..d2fb64a
--- /dev/null
+++ b/.infrastructure/secret.yml
@@ -0,0 +1,8 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: todoapp-secrets
+  namespace: todoapp
+type: Opaque
+data:
+  secret_key: QGUyKHl4KXYmdGdoM19zPTB5amEtaSFkcGVieHN6XmRnNDd4KS1rJmtxXzN6Zio5ZSo=
diff --git a/.infrastructure/todoapp-pod.yml b/.infrastructure/todoapp-pod.yml
index fc0e169..a426833 100644
--- a/.infrastructure/todoapp-pod.yml
+++ b/.infrastructure/todoapp-pod.yml
@@ -8,7 +8,7 @@ metadata:
 spec:
   containers:
   - name: todoapp
-    image: ikulyk404/todoapp:3.0.0
+    image: valerakb/todoapp:3.2.0
     ports:
     - containerPort: 8080
     livenessProbe:
@@ -36,7 +36,7 @@ metadata:
 spec:
   containers:
   - name: todoapp
-    image: ikulyk404/todoapp:3.0.0
+    image: valerakb/todoapp:3.2.0
     env:
     - name: PYTHONUNBUFFERED
       value: "1"
diff --git a/README.md b/README.md
index f4c4dfe..c1bf0fa 100644
--- a/README.md
+++ b/README.md
@@ -44,3 +44,18 @@ Create a kubernetes manifest for a pod which will containa ToDo app container:
 1. `README.md` should have commands to apply all the changes
 1. `README.md` should have instructuions on how to validate the changes
 1. Create PR with your changes and attach it for validation on a platform.
+
+## To apply our changes use next command:
+    
+    kubectl apply -f .infrastructure/configMap.yml
+    kubectl apply -f .infrastructure/secret.yml
+    kubectl apply -f .infrastructure/deployment.yml
+
+## To validate the changes use next command
+
+    kubectl exec -it <name of working pod> -- sh
+    printenv
+
+and find
+
+    SECRET_KEY = <our value>
\ No newline at end of file
diff --git a/src/todolist/settings.py b/src/todolist/settings.py
index e00a954..adc458a 100644
--- a/src/todolist/settings.py
+++ b/src/todolist/settings.py
@@ -18,7 +18,7 @@
 # See https://docs.djangoproject.com/en/1.7/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = "@e2(yx)v&tgh3_s=0yja-i!dpebxsz^dg47x)-k&kq_3zf*9e*"
+SECRET_KEY = os.getenv('SECRET_KEY')
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True