diff --git a/README.md b/README.md
index 86de485..4aaef83 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@ cargo install --git https://git.hatter.ink/hatter/webauthn-cli.git
 TODO:
 Update openpgp-card versions:
 ```
+// URL: https://gitlab.com/hkos/openpgp-card
 openpgp-card = { path = "../openpgp-card", version = "0.2" }
 openpgp-card-pcsc = { path = "../pcsc", version = "0.2" }
 openpgp-card-sequoia = { path = "../openpgp-card-sequoia", version = "0.0.8" }