diff --git a/functions/scaling/hello-world-go-concurrency.yml b/functions/scaling/hello-world-go-concurrency.yml
index 19bf62f..abe1842 100644
--- a/functions/scaling/hello-world-go-concurrency.yml
+++ b/functions/scaling/hello-world-go-concurrency.yml
@@ -1,7 +1,7 @@
 apiVersion: serving.knative.dev/v1alpha1
 kind: Service
 metadata:
-  name: helloworld-go-sc-cc
+  name: helloworld-py-sc-cc
   namespace: default
 spec:
   template:
@@ -18,4 +18,7 @@ spec:
         autoscaling.knative.dev/maxScale: "100"
     spec:
       containers:
-        - image: tormachris/hello-world-go
+        - image: tormachris/hello-world-py
+          env:
+            - name: TARGET
+              value: "Go"
diff --git a/functions/scaling/hello-world-go.yml b/functions/scaling/hello-world-go.yml
index 127defc..fd346a3 100644
--- a/functions/scaling/hello-world-go.yml
+++ b/functions/scaling/hello-world-go.yml
@@ -13,3 +13,6 @@ spec:
     spec:
       containers:
         - image: tormachris/hello-world-go
+          env:
+            - name: TARGET
+              value: "Go"
diff --git a/functions/scaling/hello-world-py-concurrency.yml b/functions/scaling/hello-world-py-concurrency.yml
index ab45be7..e77ef25 100644
--- a/functions/scaling/hello-world-py-concurrency.yml
+++ b/functions/scaling/hello-world-py-concurrency.yml
@@ -19,3 +19,6 @@ spec:
     spec:
       containers:
         - image: tormachris/hello-world-py
+          env:
+            - name: TARGET
+              value: "Py"
diff --git a/functions/scaling/hello-world-py.yml b/functions/scaling/hello-world-py.yml
index 011a42e..0c3bd38 100644
--- a/functions/scaling/hello-world-py.yml
+++ b/functions/scaling/hello-world-py.yml
@@ -1,7 +1,7 @@
 apiVersion: serving.knative.dev/v1alpha1
 kind: Service
 metadata:
-  name: hello-world-py-sc
+  name: helloworld-py-sc
   namespace: default
 spec:
   template:
@@ -13,3 +13,6 @@ spec:
     spec:
       containers:
         - image: tormachris/hello-world-py
+          env:
+            - name: TARGET
+              value: "Go"
diff --git a/functions/scaling/isprime-go-concurrency.yml b/functions/scaling/isprime-go-concurrency.yml
index 2ffdce5..a7e1afc 100644
--- a/functions/scaling/isprime-go-concurrency.yml
+++ b/functions/scaling/isprime-go-concurrency.yml
@@ -19,3 +19,6 @@ spec:
     spec:
       containers:
         - image: tormachris/isprime-go
+          env:
+            - name: TARGET
+              value: 107107
diff --git a/functions/scaling/isprime-go.yml b/functions/scaling/isprime-go.yml
index b169e01..02237e3 100644
--- a/functions/scaling/isprime-go.yml
+++ b/functions/scaling/isprime-go.yml
@@ -13,3 +13,6 @@ spec:
     spec:
       containers:
         - image: tormachris/isprime-go
+          env:
+            - name: TARGET
+              value: 107107
diff --git a/functions/scaling/isprime-py-concurrency.yml b/functions/scaling/isprime-py-concurrency.yml
index b632e2a..aa0bae0 100644
--- a/functions/scaling/isprime-py-concurrency.yml
+++ b/functions/scaling/isprime-py-concurrency.yml
@@ -19,3 +19,6 @@ spec:
     spec:
       containers:
         - image: tormachris/isprime-py
+          env:
+            - name: TARGET
+              value: "Py"
diff --git a/functions/scaling/isprime-py.yml b/functions/scaling/isprime-py.yml
index 92a4cb3..c8cc760 100644
--- a/functions/scaling/isprime-py.yml
+++ b/functions/scaling/isprime-py.yml
@@ -13,3 +13,6 @@ spec:
     spec:
       containers:
         - image: tormachris/isprime-py
+          env:
+            - name: TARGET
+              value: "Py"
diff --git a/functions/simple/helloworld-py.yml b/functions/simple/helloworld-py.yml
index 175149f..0314fe8 100644
--- a/functions/simple/helloworld-py.yml
+++ b/functions/simple/helloworld-py.yml
@@ -1,15 +1,13 @@
 apiVersion: serving.knative.dev/v1alpha1
 kind: Service
-metadata: 
-  name: helloworld-python
+metadata:
+  name: helloworld-py
   namespace: default
-spec: 
-  template: 
-    spec: 
-      containers: 
-        - 
-          env: 
-            - 
-              name: TARGET
-          image: "tormachris/hello-world-py"
-          value: "Python"
+spec:
+  template:
+    spec:
+      containers:
+        - image: "tormachris/hello-world-py"
+          env:
+            - name: TARGET
+              value: "Py"
diff --git a/functions/simple/isprime-py.yml b/functions/simple/isprime-py.yml
index 260e15a..d4211cc 100644
--- a/functions/simple/isprime-py.yml
+++ b/functions/simple/isprime-py.yml
@@ -1,15 +1,13 @@
 apiVersion: serving.knative.dev/v1alpha1
 kind: Service
-metadata: 
+metadata:
   name: isprime-py
   namespace: default
-spec: 
-  template: 
-    spec: 
-      containers: 
-        - 
-          env: 
-            - 
-              name: TARGET
-          image: "tormachris/isprime-py"
-          value: 107107
+spec:
+  template:
+    spec:
+      containers:
+        - image: "tormachris/isprime-py"
+          env:
+            - name: TARGET
+              value: 107107