diff --git a/docker.mk b/docker.mk
index 4cfddb6..149d6f3 100644
--- a/docker.mk
+++ b/docker.mk
@@ -7,7 +7,7 @@ create-docker-contexts:
 	@- $(foreach host,$(DEPLOY_HOSTS), \
 	    docker context create $(host) --description "$(host)" --docker "host=ssh://$(SSH_USER)@$(host)"; \
 	)
-	
+
 pre-deploy-compose: pre-deploy-docker
 
 post-deploy-compose: post-deploy-docker
@@ -32,6 +32,7 @@ pull-compose:
 	@- echo "\n### pulling image(s)"
 	@- $(foreach ctx,$(DEPLOY_HOSTS), \
 		docker context use $(ctx); \
+		if [ $(DOCKER_LOGIN) == 'true' ] then docker login -u $(DOCKER_USER) -p $(DOCKER_PASS) $(DOCKER_REGISTRY) fi; \
 		docker pull $(DOCKER_IMAGE); \
 	)