diff --git a/Makefile b/Makefile
index 668e3631..d29d6f18 100644
--- a/Makefile
+++ b/Makefile
@@ -23,7 +23,7 @@ PROXY                      ?= http://foo.proxy.com:8000
 PUSH_IMAGE                 ?= false
 NO_PROXY                   ?= localhost,127.0.0.1,.svc.cluster.local
 USE_PROXY                  ?= false
-RANGER_USER                := ranger
+RANGER_USER                ?= ranger
 
 IMAGE_LATEST := ${DOCKER_REGISTRY}/${IMAGE_PREFIX}/${IMAGE_NAME}:${IMAGE_TAG}
 IMAGE := ${DOCKER_REGISTRY}/${IMAGE_PREFIX}/${IMAGE_NAME}:${COMMIT}