@@ -24,9 +24,8 @@ HUGO_BASE_URL=$(shell test -z "$(DOCKER_IP)" && echo localhost || echo "$(DOCKER

 HUGO_BIND_IP=0.0.0.0

 GIT_BRANCH := $(shell git rev-parse --abbrev-ref HEAD 2>/dev/null)

-DOCKER_IMAGE := docker$(if $(GIT_BRANCH),:$(GIT_BRANCH))

-DOCKER_DOCS_IMAGE := docs-base$(if $(GIT_BRANCH),:$(GIT_BRANCH))

-

+GIT_BRANCH_CLEAN := $(shell echo $(GIT_BRANCH) | sed -e "s/[^[:alnum:]]/-/g")

+DOCKER_DOCS_IMAGE := docker-docs$(if $(GIT_BRANCH_CLEAN),:$(GIT_BRANCH_CLEAN))

 DOCKER_RUN_DOCS := docker run --rm -it $(DOCS_MOUNT) -e AWS_S3_BUCKET -e NOCACHE