diff --git a/.github/workflows/release-chart.yml b/.github/workflows/release-chart.yml
index 5134748db..9e89e1738 100644
--- a/.github/workflows/release-chart.yml
+++ b/.github/workflows/release-chart.yml
@@ -38,7 +38,6 @@ jobs:
 
       - name: Add helm repositories
         run: |
-          helm repo add bitnami https://charts.bitnami.com/bitnami
           helm repo add bitnami-pre-2022 https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
           helm repo add kubernetes https://kubernetes.github.io/ingress-nginx
           helm repo add jetstack https://charts.jetstack.io
diff --git a/charts/posthog/Chart.lock b/charts/posthog/Chart.lock
index 61cf91937..6b3d8db6b 100644
--- a/charts/posthog/Chart.lock
+++ b/charts/posthog/Chart.lock
@@ -6,16 +6,16 @@ dependencies:
   repository: https://kubernetes.github.io/ingress-nginx
   version: 4.0.13
 - name: kafka
-  repository: https://charts.bitnami.com/bitnami
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
   version: 14.9.3
 - name: minio
-  repository: https://charts.bitnami.com/bitnami
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
   version: 11.3.5
 - name: postgresql
   repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
   version: 8.6.1
 - name: redis
-  repository: https://charts.bitnami.com/bitnami
+  repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
   version: 16.8.9
 - name: zookeeper
   repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
@@ -44,5 +44,5 @@ dependencies:
 - name: prometheus-statsd-exporter
   repository: https://prometheus-community.github.io/helm-charts
   version: 0.3.1
-digest: sha256:2cfffe0d2d6df0b3c43983b18ecd517ba71ff31bab91901037b51d64dee74eb0
-generated: "2022-11-15T10:43:43.316599+01:00"
+digest: sha256:5ac223659ced28c44ff2c89963e0268427f848b5d4db98df9b8f1010f22f8207
+generated: "2022-12-20T11:35:36.888806538Z"
diff --git a/charts/posthog/Chart.yaml b/charts/posthog/Chart.yaml
index baa4d0771..622f2585e 100644
--- a/charts/posthog/Chart.yaml
+++ b/charts/posthog/Chart.yaml
@@ -30,12 +30,12 @@ dependencies:
 
   - name: kafka
     version: 14.9.3
-    repository: https://charts.bitnami.com/bitnami
+    repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
     condition: kafka.enabled
 
   - name: minio
     version: 11.3.5
-    repository: https://charts.bitnami.com/bitnami
+    repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
     condition: minio.enabled
 
   - name: postgresql
@@ -45,7 +45,7 @@ dependencies:
 
   - name: redis
     version: 16.8.9
-    repository: https://charts.bitnami.com/bitnami
+    repository: https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami
     condition: redis.enabled
 
   - name: zookeeper
diff --git a/ci/kubetest/helpers/utils.py b/ci/kubetest/helpers/utils.py
index a34def7da..cfe72dcb8 100644
--- a/ci/kubetest/helpers/utils.py
+++ b/ci/kubetest/helpers/utils.py
@@ -255,7 +255,7 @@ def exec_subprocess(cmd, ignore_errors=False):
 def install_external_kafka(namespace=NAMESPACE):
     log.debug("🔄 Setting up external Kafka...")
     cmd = """
-          helm repo add bitnami https://charts.bitnami.com/bitnami && \
+          helm repo add bitnami https://raw.githubusercontent.com/bitnami/charts/pre-2022/bitnami && \
           helm upgrade --install \
             --namespace {namespace} \
             kafka bitnami/kafka \