diff --git a/CHANGES.md b/CHANGES.md
index 8945c9da..a33984fb 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -4,6 +4,7 @@ Notable changes between versions.
 
 ## Latest
 
+* Update CoreDNS from v1.8.4 to [v1.8.6](https://github.com/poseidon/terraform-render-bootstrap/pull/284)
 * Update Calico from v3.20.2 to [v3.21.0](https://github.com/projectcalico/calico/releases/tag/v3.21.0)
 * Update flannel from v0.14.0 to [v0.15.0](https://github.com/flannel-io/flannel/releases/tag/v0.15.0)
 
diff --git a/aws/fedora-coreos/kubernetes/bootstrap.tf b/aws/fedora-coreos/kubernetes/bootstrap.tf
index 466c0ab9..01a9297b 100644
--- a/aws/fedora-coreos/kubernetes/bootstrap.tf
+++ b/aws/fedora-coreos/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name          = var.cluster_name
   api_servers           = [format("%s.%s", var.cluster_name, var.dns_zone)]
diff --git a/aws/flatcar-linux/kubernetes/bootstrap.tf b/aws/flatcar-linux/kubernetes/bootstrap.tf
index e5b18139..db530e42 100644
--- a/aws/flatcar-linux/kubernetes/bootstrap.tf
+++ b/aws/flatcar-linux/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name          = var.cluster_name
   api_servers           = [format("%s.%s", var.cluster_name, var.dns_zone)]
diff --git a/azure/fedora-coreos/kubernetes/bootstrap.tf b/azure/fedora-coreos/kubernetes/bootstrap.tf
index d1fa6b5a..ed59563e 100644
--- a/azure/fedora-coreos/kubernetes/bootstrap.tf
+++ b/azure/fedora-coreos/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name = var.cluster_name
   api_servers  = [format("%s.%s", var.cluster_name, var.dns_zone)]
diff --git a/azure/flatcar-linux/kubernetes/bootstrap.tf b/azure/flatcar-linux/kubernetes/bootstrap.tf
index 2f667756..81264930 100644
--- a/azure/flatcar-linux/kubernetes/bootstrap.tf
+++ b/azure/flatcar-linux/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name = var.cluster_name
   api_servers  = [format("%s.%s", var.cluster_name, var.dns_zone)]
diff --git a/bare-metal/fedora-coreos/kubernetes/bootstrap.tf b/bare-metal/fedora-coreos/kubernetes/bootstrap.tf
index d2438797..031af4f6 100644
--- a/bare-metal/fedora-coreos/kubernetes/bootstrap.tf
+++ b/bare-metal/fedora-coreos/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name                    = var.cluster_name
   api_servers                     = [var.k8s_domain_name]
diff --git a/bare-metal/flatcar-linux/kubernetes/bootstrap.tf b/bare-metal/flatcar-linux/kubernetes/bootstrap.tf
index ca5dded4..83c62df5 100644
--- a/bare-metal/flatcar-linux/kubernetes/bootstrap.tf
+++ b/bare-metal/flatcar-linux/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name                    = var.cluster_name
   api_servers                     = [var.k8s_domain_name]
diff --git a/digital-ocean/fedora-coreos/kubernetes/bootstrap.tf b/digital-ocean/fedora-coreos/kubernetes/bootstrap.tf
index b2516fad..d843226c 100644
--- a/digital-ocean/fedora-coreos/kubernetes/bootstrap.tf
+++ b/digital-ocean/fedora-coreos/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name = var.cluster_name
   api_servers  = [format("%s.%s", var.cluster_name, var.dns_zone)]
diff --git a/digital-ocean/flatcar-linux/kubernetes/bootstrap.tf b/digital-ocean/flatcar-linux/kubernetes/bootstrap.tf
index a07ac474..657a4bb9 100644
--- a/digital-ocean/flatcar-linux/kubernetes/bootstrap.tf
+++ b/digital-ocean/flatcar-linux/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name = var.cluster_name
   api_servers  = [format("%s.%s", var.cluster_name, var.dns_zone)]
diff --git a/google-cloud/fedora-coreos/kubernetes/bootstrap.tf b/google-cloud/fedora-coreos/kubernetes/bootstrap.tf
index 8d485053..22c284f0 100644
--- a/google-cloud/fedora-coreos/kubernetes/bootstrap.tf
+++ b/google-cloud/fedora-coreos/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name          = var.cluster_name
   api_servers           = [format("%s.%s", var.cluster_name, var.dns_zone)]
diff --git a/google-cloud/flatcar-linux/kubernetes/bootstrap.tf b/google-cloud/flatcar-linux/kubernetes/bootstrap.tf
index 111ce7c4..1f77d48b 100644
--- a/google-cloud/flatcar-linux/kubernetes/bootstrap.tf
+++ b/google-cloud/flatcar-linux/kubernetes/bootstrap.tf
@@ -1,6 +1,6 @@
 # Kubernetes assets (kubeconfig, manifests)
 module "bootstrap" {
-  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=9f9d7708c3368979029b5609431db810a4be8b1b"
+  source = "git::https://github.com/poseidon/terraform-render-bootstrap.git?ref=e6193bbdcfe90fd3c18b3a9dc4bdedb0a49ece98"
 
   cluster_name          = var.cluster_name
   api_servers           = [format("%s.%s", var.cluster_name, var.dns_zone)]