diff --git a/functions/isprime.yml b/functions/isprime.yml
new file mode 100644
index 0000000..971d19f
--- /dev/null
+++ b/functions/isprime.yml
@@ -0,0 +1,13 @@
+apiVersion: serving.knative.dev/v1alpha1
+kind: Service
+metadata:
+  name: isprime-go
+  namespace: default
+spec:
+  template:
+    spec:
+      containers:
+        - image: docker.pkg.github.com/tormachris/knative-report-functions/isprime
+          env:
+            - name: TARGET
+              value: 107107