diff --git a/Makefile b/Makefile
index c0b918c..9c9b8da 100644
--- a/Makefile
+++ b/Makefile
@@ -793,11 +793,15 @@
 	source ./$</bin/activate ; set -u ;\
 	python -m robot.tidy --inplace $(ROBOT_FILES);
 
+# -----------------------------------------------------------------------
 # Install the 'kail' tool if needed: https://github.com/boz/kail
+# -----------------------------------------------------------------------
 KAIL_PATH ?= /usr/local/bin
-$(KAIL_PATH)/kail:
-	bash <( curl -sfL https://raw.githubusercontent.com/boz/kail/master/godownloader.sh) -b /tmp
-	mv /tmp/kail $(KAIL_PATH)
+kail-cmd  ?= $(KAIL_PATH)/kail
+$(kail-cmd):
+	etc/godownloader.sh -b .
+	rsync -v --checksum kail "$@"
+	$(RM) kail
 
 ## Variables for gendocs
 TEST_SOURCE := $(wildcard tests/*/*.robot)