diff --git a/.pipelines/e2e-step-template.yaml b/.pipelines/e2e-step-template.yaml
index 4d9f216361..048cb579bf 100644
--- a/.pipelines/e2e-step-template.yaml
+++ b/.pipelines/e2e-step-template.yaml
@@ -62,9 +62,9 @@ steps:
       export CNI_URL=https://$(ARTIFACT_STORAGE).blob.core.windows.net/acn-$(StorageID)/azure-vnet-cni-${{ parameters.clusterDefinitionCniBuildOS }}-amd64-$(Tag)${{ parameters.clusterDefinitionCniBuildExt }}
       export CNI_TYPE=${{ parameters.clusterDefinitionCniTypeKey }}
       echo CNI type is $CNI_TYPE
-      cat '${{ parameters.clusterDefinition }}' | jq --arg cnikey $CNI_TYPE --arg cniurl $CNI_URL '.properties.orchestratorProfile.kubernetesConfig[$cnikey]= $cniurl' > '${{ parameters.clusterDefinition }}'.tmp	      #
+      cat '${{ parameters.clusterDefinition }}' | jq --arg cnikey $CNI_TYPE --arg cniurl $CNI_URL '.properties.orchestratorProfile.kubernetesConfig[$cnikey]= $cniurl' > '${{ parameters.clusterDefinition }}'.tmp	
       cat '${{ parameters.clusterDefinition }}'.tmp | jq --arg tag $(Tag) '.properties.orchestratorProfile.kubernetesConfig.azureCNIVersion = $tag' > '${{ parameters.clusterDefinition }}'
-      cat '${{ parameters.clusterDefinition }}' | jq --arg npmimage $PULL_CONTAINER_REGISTRY/azure-npm:$(Tag)-test '.properties.orchestratorProfile.kubernetesConfig.addons[0].containers[0].image = $npmimage' > '${{ parameters.clusterDefinition }}'.tmp
+      cat '${{ parameters.clusterDefinition }}' | jq --arg npmimage $IMAGE_REGISTRY/azure-npm:$(Tag)-test '.properties.orchestratorProfile.kubernetesConfig.addons[0].containers[0].image = $npmimage' > '${{ parameters.clusterDefinition }}'.tmp
       mv '${{ parameters.clusterDefinition }}'.tmp '${{ parameters.clusterDefinition }}'
       echo "Running E2E tests against a cluster built with the following API model:"
       cat '${{ parameters.clusterDefinition }}'
diff --git a/.pipelines/pipeline.yaml b/.pipelines/pipeline.yaml
index 6a27c0f513..1f0ade6d8c 100644
--- a/.pipelines/pipeline.yaml
+++ b/.pipelines/pipeline.yaml
@@ -126,9 +126,9 @@ stages:
             condition: always()
 
           - script: |
-              echo '$(DOCKER_PASSWORD)' | docker login containernetworking.azurecr.io -u '$(DOCKER_USERNAME)' --password-stdin
-              docker tag $PUSH_CONTAINER_REGISTRY/azure-npm:$(EnvironmentalVariables.Tag) $PUSH_CONTAINER_REGISTRY/azure-npm:$(EnvironmentalVariables.Tag)-test
-              docker push $PUSH_CONTAINER_REGISTRY/azure-npm:$(EnvironmentalVariables.Tag)-test
+              echo '$(DOCKER_PASSWORD)' | docker login $IMAGE_REGISTRY -u '$(DOCKER_USERNAME)' --password-stdin
+              docker tag $IMAGE_REGISTRY/azure-npm:$(EnvironmentalVariables.Tag) $IMAGE_REGISTRY/azure-npm:$(EnvironmentalVariables.Tag)-test
+              docker push $IMAGE_REGISTRY/azure-npm:$(EnvironmentalVariables.Tag)-test
 
               function auto-retry()
               {
@@ -139,10 +139,10 @@ stages:
                     printf "Attempt $i/$attempts - " && "$@" && break ||  sleep 3 &&  i=$[$i+1] && false
                   done
               }
-              auto-retry docker pull mcr.microsoft.com/containernetworking/azure-npm:$(EnvironmentalVariables.Tag)-test
+              auto-retry docker pull $IMAGE_REGISTRY/azure-npm:$(EnvironmentalVariables.Tag)-test
             workingDirectory: "$(modulePath)"
             name: "mcrreplication"
-            displayName: "Push NPM Image and Wait for MCR"
+            displayName: "Push NPM Image and Wait for Repository"
 
           - script: |
               cd ./output 
diff --git a/Makefile b/Makefile
index c3f5de7041..dfe3d095a8 100644
--- a/Makefile
+++ b/Makefile
@@ -135,17 +135,19 @@ CNS_IMAGE_ARCHIVE_NAME = azure-cns-$(GOOS)-$(GOARCH)-$(VERSION).$(ARCHIVE_EXT)
 CNM_PLUGIN_IMAGE ?= microsoft/azure-vnet-plugin
 CNM_PLUGIN_ROOTFS = azure-vnet-plugin-rootfs
 
+IMAGE_REGISTRY ?= acnpublic.azurecr.io
+
 # Azure network policy manager parameters.
-AZURE_NPM_IMAGE = containernetworking.azurecr.io/public/containernetworking/azure-npm
+AZURE_NPM_IMAGE ?= $(IMAGE_REGISTRY)/azure-npm
 
 # Azure CNI installer parameters
-AZURE_CNI_IMAGE = containernetworking.azurecr.io/public/containernetworking/azure-cni-manager
+AZURE_CNI_IMAGE = $(IMAGE_REGISTRY)/azure-cni-manager
 
 # Azure vnet telemetry image parameters.
-AZURE_VNET_TELEMETRY_IMAGE = containernetworking.azurecr.io/public/containernetworking/azure-vnet-telemetry
+AZURE_VNET_TELEMETRY_IMAGE = $(IMAGE_REGISTRY)/azure-vnet-telemetry
 
 # Azure container networking service image paramters.
-AZURE_CNS_IMAGE = containernetworking.azurecr.io/public/containernetworking/azure-cns
+AZURE_CNS_IMAGE = $(IMAGE_REGISTRY)/azure-cns
 
 VERSION ?= $(shell git describe --tags --always --dirty)
 CNS_AI_ID = ce672799-8f08-4235-8c12-08563dc2acef