diff --git a/Makefile.work b/Makefile.work
index 3737c47e84..facb17222c 100644
--- a/Makefile.work
+++ b/Makefile.work
@@ -330,7 +330,7 @@ DOCKER_BASE_BUILD = docker build --no-cache \
 		    $(SLAVE_DIR) $(SPLIT_LOG) $(DOCKER_BASE_LOG)
 
 DOCKER_BASE_PULL = docker pull \
-			$(REGISTRY_SERVER):$(REGISTRY_PORT)/$(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG)
+			$(REGISTRY_SERVER):$(REGISTRY_PORT)$(REGISTRY_SERVER_PATH)/$(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG)
 
 DOCKER_BUILD = docker build --no-cache \
 	       --build-arg user=$(USER) \
@@ -431,7 +431,7 @@ endif
 	@docker inspect --type image $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) &> /dev/null || \
 	    { [ $(ENABLE_DOCKER_BASE_PULL) == y ] && { echo Image $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) not found. Pulling...; } && \
 	      $(DOCKER_BASE_PULL) && \
-		    { docker tag $(REGISTRY_SERVER):$(REGISTRY_PORT)/$(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) && \
+		    { docker tag $(REGISTRY_SERVER):$(REGISTRY_PORT)$(REGISTRY_SERVER_PATH)/$(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) && \
 	          scripts/collect_docker_version_files.sh $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) target ; } } || \
 	    { echo Image $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) not found. Building... ; \
 	      $(DOCKER_BASE_BUILD) ; \
@@ -466,7 +466,7 @@ endif
 	@docker inspect --type image $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) &> /dev/null || \
 	    { [ $(ENABLE_DOCKER_BASE_PULL) == y ] && { echo Image $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) not found. Pulling...; } && \
 	      $(DOCKER_BASE_PULL) && \
-		    { docker tag $(REGISTRY_SERVER):$(REGISTRY_PORT)/$(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) && \
+		    { docker tag $(REGISTRY_SERVER):$(REGISTRY_PORT)$(REGISTRY_SERVER_PATH)/$(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) && \
 	          scripts/collect_docker_version_files.sh $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) target ; } } || \
 	    { echo Image $(SLAVE_BASE_IMAGE):$(SLAVE_BASE_TAG) not found. Building... ; \
 	      $(DOCKER_BASE_BUILD) ; \
diff --git a/rules/config b/rules/config
index 9b9ab10251..ef70bddee3 100644
--- a/rules/config
+++ b/rules/config
@@ -233,6 +233,7 @@ MIRROR_SNAPSHOT ?= n
 # Set the env variable ENABLE_DOCKER_BASE_PULL = y to enable pulling sonic-slave docker from registry
 REGISTRY_PORT ?= 443
 REGISTRY_SERVER ?= sonicdev-microsoft.azurecr.io
+REGISTRY_SERVER_PATH ?=
 
 # BUILD_MULTIASIC_KVM - if set to y multi-asic KVM images will be generated.
 BUILD_MULTIASIC_KVM = n