diff --git a/project.config b/project.config
index 01fe1aa..563a088 100644
--- a/project.config
+++ b/project.config
@@ -10,3 +10,7 @@
 	read = group Anonymous Users
 [access "refs/heads/master"]
 	read = group SDRANAccess
+[access "refs/tags/*"]
+	read = deny group Anonymous Users
+[access "^refs/tags/1.5.*"]
+	read = group Anonymous Users