diff --git a/docs/changelog.md b/docs/changelog.md
index 12c75575d..69c9ce000 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -6,7 +6,9 @@ meta:
 
 ---
 
-## unreleased
+## 9.1.1
+* Fix `hpaMinAvailability` failure message
+* Fix `missingPodDisruptionBudget` typo
 * Rewrite `hpaMaxAvailability` check to use go-template
 
 ## 9.1.0
diff --git a/pkg/config/checks/hpaMinAvailability.yaml b/pkg/config/checks/hpaMinAvailability.yaml
index 5bc00104e..b57eecc9a 100644
--- a/pkg/config/checks/hpaMinAvailability.yaml
+++ b/pkg/config/checks/hpaMinAvailability.yaml
@@ -1,5 +1,5 @@
 successMessage: HPA has a valid min replica configuration
-failureMessage: HPA maxReplicas should be greater than minReplicas
+failureMessage: HPA minReplicas should be 2 or more
 category: Reliability
 target: autoscaling/HorizontalPodAutoscaler
 schema:
diff --git a/pkg/config/checks/missingPodDisruptionBudget.yaml b/pkg/config/checks/missingPodDisruptionBudget.yaml
index 9741544c8..1ff42ad85 100644
--- a/pkg/config/checks/missingPodDisruptionBudget.yaml
+++ b/pkg/config/checks/missingPodDisruptionBudget.yaml
@@ -4,9 +4,9 @@ category: Reliability
 target: Controller
 controllers:
   include:
-  - Deployment
+    - Deployment
 schema:
-  '$schema': http://json-schema.org/draft-07/schema
+  "$schema": http://json-schema.org/draft-07/schema#
   type: object
   properties:
     spec:
@@ -14,13 +14,21 @@ schema:
       properties:
         template:
           type: object
-          properites:
+          properties:
             metadata:
               type: object
               properties:
                 labels:
                   type: object
                   minProperties: 1
+              required:
+                - labels
+          required:
+            - metadata
+      required:
+        - template
+  required:
+    - spec
 additionalSchemaStrings:
   policy/PodDisruptionBudget: |
     type: object
diff --git a/test/checks/missingPodDisruptionBudget/failure.empty-labels.yaml b/test/checks/missingPodDisruptionBudget/failure.empty-labels.yaml
new file mode 100644
index 000000000..338e962f0
--- /dev/null
+++ b/test/checks/missingPodDisruptionBudget/failure.empty-labels.yaml
@@ -0,0 +1,22 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: zookeeper
+spec:
+  template:
+    metadata:
+      labels: {} # empty labels
+    spec:
+      containers:
+        - name: zookeeper
+          image: zookeeper
+---
+apiVersion: policy/v1
+kind: PodDisruptionBudget
+metadata:
+  name: zookeeper-pdb
+spec:
+  minAvailable: 2
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: zookeeper
diff --git a/test/checks/missingPodDisruptionBudget/failure.no-labels.yaml b/test/checks/missingPodDisruptionBudget/failure.no-labels.yaml
new file mode 100644
index 000000000..c65d6924f
--- /dev/null
+++ b/test/checks/missingPodDisruptionBudget/failure.no-labels.yaml
@@ -0,0 +1,21 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: zookeeper
+spec:
+  template:
+    metadata: {} # missing labels
+    spec:
+      containers:
+        - name: zookeeper
+          image: zookeeper
+---
+apiVersion: policy/v1
+kind: PodDisruptionBudget
+metadata:
+  name: zookeeper-pdb
+spec:
+  minAvailable: 2
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: zookeeper
diff --git a/test/checks/missingPodDisruptionBudget/failure.no-metadata.yaml b/test/checks/missingPodDisruptionBudget/failure.no-metadata.yaml
new file mode 100644
index 000000000..e4803b03b
--- /dev/null
+++ b/test/checks/missingPodDisruptionBudget/failure.no-metadata.yaml
@@ -0,0 +1,20 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: zookeeper
+spec:
+  template: # missing metadata
+    spec:
+      containers:
+        - name: zookeeper
+          image: zookeeper
+---
+apiVersion: policy/v1
+kind: PodDisruptionBudget
+metadata:
+  name: zookeeper-pdb
+spec:
+  minAvailable: 2
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: zookeeper