diff --git a/external/Makefile b/external/Makefile
index 9c7376e..74047b1 100644
--- a/external/Makefile
+++ b/external/Makefile
@@ -1,6 +1,6 @@
 lorax/branch-$(VERSION):
 	git config advice.detachedHead false
-	cd lorax && git reset --hard HEAD && git checkout $(if $(_RHEL),rhel$(VERSION)-branch,tags/$(shell cd lorax && git tag -l lorax-$(VERSION).* --sort=creatordate | tail -n 1))
+	cd lorax && git reset --hard HEAD && git checkout $(if $(_RHEL),rhel$(word 1,$(subst ., ,$(VERSION)))-branch,tags/$(shell cd lorax && git tag -l lorax-$(VERSION).* --sort=creatordate | tail -n 1))
 	touch lorax/branch-$(VERSION)
 
 install-deps: