diff --git a/build.pkr.hcl b/build.pkr.hcl
index 1b6e49e..3ba6457 100644
--- a/build.pkr.hcl
+++ b/build.pkr.hcl
@@ -33,11 +33,6 @@ build {
     destination = "${local.context_directory}"
   }
 
-  provisioner "file" {
-    source      = "${path.root}/config.yaml"
-    destination = "${local.context_directory}/config.yaml"
-  }
-
   provisioner "shell" {
     environment_vars = [
       "DEBIAN_FRONTEND=noninteractive",
@@ -117,11 +112,6 @@ build {
     destination = "${local.context_directory}"
   }
 
-  provisioner "file" {
-    source      = "${path.root}/config.yaml"
-    destination = "${local.context_directory}/config.yaml"
-  }
-
   # this restart is necessary to make sure the environment variables are
   # available to the subsequent scripts
   provisioner "windows-restart" {}
diff --git a/config.yaml b/config.yaml
deleted file mode 100644
index c943dfa..0000000
--- a/config.yaml
+++ /dev/null
@@ -1,10 +0,0 @@
-# This file is used in the following ways:
-#   - In GitHub Actions: to filter which Packer sources are used for a given
-#     job.
-#   - In Packer: the file is copied to the Packer instance so that the domain
-#     can be used to configure the instance.
-
-aws:
-  domain: arc-eks
-qemu:
-  domain: local
diff --git a/linux/context/buildkitd.toml b/linux/context/buildkitd.toml
index 09e2e8c..e53937e 100644
--- a/linux/context/buildkitd.toml
+++ b/linux/context/buildkitd.toml
@@ -1,2 +1,2 @@
 [registry."docker.io"]
-  mirrors = ["https://dc.$DOMAIN.gha-runners.nvidia.com"]
+  mirrors = ["https://dc.local.gha-runners.nvidia.com"]
diff --git a/linux/context/dockerd.json b/linux/context/dockerd.json
index 85223e0..ad60fb2 100644
--- a/linux/context/dockerd.json
+++ b/linux/context/dockerd.json
@@ -1,4 +1,4 @@
 {
   "exec-opts": ["native.cgroupdriver=cgroupfs"],
-  "registry-mirrors": ["https://dc.$DOMAIN.gha-runners.nvidia.com"]
+  "registry-mirrors": ["https://dc.local.gha-runners.nvidia.com"]
 }
diff --git a/linux/context/fluent-bit/common.conf b/linux/context/fluent-bit/common.conf
index c239c37..5a79f5e 100644
--- a/linux/context/fluent-bit/common.conf
+++ b/linux/context/fluent-bit/common.conf
@@ -14,7 +14,7 @@
 [OUTPUT]
   Name    http
   Match   cpu
-  Host    logs.${DOMAIN}.gha-runners.nvidia.com
+  Host    logs.local.gha-runners.nvidia.com
   Port    443
   Uri     /cpu
   Format  json
@@ -27,7 +27,7 @@
 [OUTPUT]
   Name    http
   Match   kernel
-  Host    logs.${DOMAIN}.gha-runners.nvidia.com
+  Host    logs.local.gha-runners.nvidia.com
   Port    443
   Uri     /kernel
   Format  json
@@ -41,7 +41,7 @@
 [OUTPUT]
   Name    http
   Match   memory
-  Host    logs.${DOMAIN}.gha-runners.nvidia.com
+  Host    logs.local.gha-runners.nvidia.com
   Port    443
   Uri     /memory
   Format  json
@@ -54,7 +54,7 @@
 [OUTPUT]
   Name    http
   Match   systemd
-  Host    logs.${DOMAIN}.gha-runners.nvidia.com
+  Host    logs.local.gha-runners.nvidia.com
   Port    443
   Uri     /systemd
   Format  json
diff --git a/linux/installers/docker.sh b/linux/installers/docker.sh
index 6e63d47..23eda8f 100755
--- a/linux/installers/docker.sh
+++ b/linux/installers/docker.sh
@@ -31,10 +31,8 @@ sudo mv docker-compose* /usr/libexec/docker/cli-plugins/docker-compose
 
 # Add Docker mirror to daemon.json and buildkitd.toml
 sudo mkdir -p /etc/docker /etc/buildkit
-DOMAIN=$(yq '.[env(NV_RUNNER_ENV)].domain' "${NV_CONTEXT_DIR}/config.yaml")
-export DOMAIN
-envsubst < "${NV_CONTEXT_DIR}/dockerd.json" | sudo tee /etc/docker/daemon.json
-envsubst < "${NV_CONTEXT_DIR}/buildkitd.toml" | sudo tee /etc/buildkit/buildkitd.toml
+sudo cp "${NV_CONTEXT_DIR}/dockerd.json" /etc/docker/daemon.json
+sudo cp "${NV_CONTEXT_DIR}/buildkitd.toml" /etc/buildkit/buildkitd.toml
 
 # Set MTU for qemu env
 # shellcheck disable=SC2002
diff --git a/linux/installers/fluent-bit.sh b/linux/installers/fluent-bit.sh
index 29c6b8d..1c326a8 100755
--- a/linux/installers/fluent-bit.sh
+++ b/linux/installers/fluent-bit.sh
@@ -19,14 +19,11 @@ sudo apt-get update
 sudo apt-get install --no-install-recommends -y fluent-bit
 sudo systemctl enable fluent-bit
 
-DOMAIN=$(yq '.[env(NV_RUNNER_ENV)].domain' "${NV_CONTEXT_DIR}/config.yaml")
-export DOMAIN
-
 FLUENTBIT_CONFD="/etc/fluent-bit/conf.d"
 sudo mkdir -p "${FLUENTBIT_CONFD}"
 
 sudo cp "${NV_CONTEXT_DIR}/fluent-bit/fluent-bit.conf" /etc/fluent-bit/fluent-bit.conf
-envsubst < "${NV_CONTEXT_DIR}/fluent-bit/common.conf" | sudo tee "${FLUENTBIT_CONFD}/common.conf"
+sudo cp "${NV_CONTEXT_DIR}/fluent-bit/common.conf" "${FLUENTBIT_CONFD}/common.conf"
 
 if [ -d "${NV_CONTEXT_DIR}/fluent-bit/${NV_RUNNER_ENV}" ]; then
   sudo cp -r "${NV_CONTEXT_DIR}/fluent-bit/${NV_RUNNER_ENV}"/* "${FLUENTBIT_CONFD}/"
diff --git a/windows/installers/docker.ps1 b/windows/installers/docker.ps1
index a2ab100..cc00ce3 100644
--- a/windows/installers/docker.ps1
+++ b/windows/installers/docker.ps1
@@ -24,12 +24,11 @@ Remove-Item docker.zip
 
 $dockerDefaultConfigPath = "$env:ProgramData/docker/config"
 mkdir -Force -ErrorAction SilentlyContinue -Path "$dockerDefaultConfigPath"
-$domain = yq '.[env(NV_RUNNER_ENV)].domain' "${env:NV_CONTEXT_DIR}/config.yaml"
 
 @"
 {
     "group": "docker",
-    "registry-mirrors": ["https://dc.${domain}.gha-runners.nvidia.com"]
+    "registry-mirrors": ["https://dc.local.gha-runners.nvidia.com"]
 }
 "@ > "$dockerDefaultConfigPath/daemon.json"