diff --git a/demo-notebooks/guided-demos/notebook-ex-outputs/gptfttest.yaml b/demo-notebooks/guided-demos/notebook-ex-outputs/gptfttest.yaml
index beac45ce3..48ed6ebaa 100644
--- a/demo-notebooks/guided-demos/notebook-ex-outputs/gptfttest.yaml
+++ b/demo-notebooks/guided-demos/notebook-ex-outputs/gptfttest.yaml
@@ -189,5 +189,5 @@ spec:
           to:
             kind: Service
             name: gptfttest-head-svc
-      replica: 1
+      replicas: 1
     Items: []
diff --git a/demo-notebooks/guided-demos/notebook-ex-outputs/instascaletest.yaml b/demo-notebooks/guided-demos/notebook-ex-outputs/instascaletest.yaml
index 182acd724..1cd6ea6a1 100644
--- a/demo-notebooks/guided-demos/notebook-ex-outputs/instascaletest.yaml
+++ b/demo-notebooks/guided-demos/notebook-ex-outputs/instascaletest.yaml
@@ -189,5 +189,5 @@ spec:
           to:
             kind: Service
             name: instascaletest-head-svc
-      replica: 1
+      replicas: 1
     Items: []
diff --git a/demo-notebooks/guided-demos/notebook-ex-outputs/interactivetest.yaml b/demo-notebooks/guided-demos/notebook-ex-outputs/interactivetest.yaml
index de06ee142..5953bced7 100644
--- a/demo-notebooks/guided-demos/notebook-ex-outputs/interactivetest.yaml
+++ b/demo-notebooks/guided-demos/notebook-ex-outputs/interactivetest.yaml
@@ -189,5 +189,5 @@ spec:
           to:
             kind: Service
             name: interactivetest-head-svc
-      replica: 1
+      replicas: 1
     Items: []
diff --git a/demo-notebooks/guided-demos/notebook-ex-outputs/jobtest.yaml b/demo-notebooks/guided-demos/notebook-ex-outputs/jobtest.yaml
index 05e7529f2..09d0b57b8 100644
--- a/demo-notebooks/guided-demos/notebook-ex-outputs/jobtest.yaml
+++ b/demo-notebooks/guided-demos/notebook-ex-outputs/jobtest.yaml
@@ -169,5 +169,5 @@ spec:
           to:
             kind: Service
             name: jobtest-head-svc
-      replica: 1
+      replicas: 1
     Items: []
diff --git a/demo-notebooks/guided-demos/notebook-ex-outputs/raytest.yaml b/demo-notebooks/guided-demos/notebook-ex-outputs/raytest.yaml
index f3389a5fa..7a3752edc 100644
--- a/demo-notebooks/guided-demos/notebook-ex-outputs/raytest.yaml
+++ b/demo-notebooks/guided-demos/notebook-ex-outputs/raytest.yaml
@@ -169,5 +169,5 @@ spec:
           to:
             kind: Service
             name: raytest-head-svc
-      replica: 1
+      replicas: 1
     Items: []
diff --git a/tests/test-case-bad.yaml b/tests/test-case-bad.yaml
index 5518cb48e..e2bbb3b4d 100644
--- a/tests/test-case-bad.yaml
+++ b/tests/test-case-bad.yaml
@@ -171,5 +171,5 @@ spec:
           to:
             kind: Service
             name: unit-test-cluster-head-svc
-      replica: 1
+      replicas: 1
     Items: []
diff --git a/tests/test-case.yaml b/tests/test-case.yaml
index a02284f82..da0845ed9 100644
--- a/tests/test-case.yaml
+++ b/tests/test-case.yaml
@@ -191,5 +191,5 @@ spec:
           to:
             kind: Service
             name: unit-test-cluster-head-svc
-      replica: 1
+      replicas: 1
     Items: []