diff --git a/debian/main.tf b/debian/main.tf
index 2a3448d..4a3295a 100644
--- a/debian/main.tf
+++ b/debian/main.tf
@@ -7,7 +7,7 @@ terraform {
 }
 
 module "invariants" {
-  source = "git::https://git.pim.kunis.nl/home/tf-modules.git/invariants"
+  source = "git::https://git.pim.kunis.nl/home/tf-modules.git//invariants"
 }
 
 module "tf_debian_vm" {