1 files changed, 6 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 25e8a9d..ff85f78 100644
--- a/Makefile
+++ b/Makefile
@@ -70,7 +70,12 @@ ifdef VERBOSE
 endif
 
 
-check_rootpw = $(if $(strip $(ROOTPW)),,$(error No root password is set, set it as ROOTPW in your environment.))
+check_rootpw = $(if $(strip $(ROOTPW)),\
+    $(if $1,\
+        ,\
+        ),\
+    $(error No root password is set, set it as ROOTPW in your environment.) \
+)
 
 
 .PHONY: help clean