diff --git a/make/docker.mk b/make/docker.mk
index eab29186..eb7b1f7c 100644
--- a/make/docker.mk
+++ b/make/docker.mk
@@ -57,7 +57,6 @@ define DOCKER_BUILDX
 	# $(1) -- Image Tag
 	# $(2) -- Push (empty is no push | --push will push to dockerhub)
 	docker buildx build . --progress plain -t $(DOCKER_IMAGE_NAME):$(1) -f docker/Dockerfile.step-ca --platform="$(DOCKER_PLATFORMS)" $(2)
-DOCKER_IMAGE_NAME = smallstep/step-cli
 endef
 
 # For non-master builds don't build the docker containers.