diff --git a/docs/docs/topics/certificates.md b/docs/docs/topics/certificates.md
index 6395c1d12..d670bded0 100644
--- a/docs/docs/topics/certificates.md
+++ b/docs/docs/topics/certificates.md
@@ -52,7 +52,7 @@ In production, we'd use a public certificate authority such as LetsEncrypt. But
 
 ```bash
 # Install mkcert.
-go get -u github.com/FiloSottile/mkcert
+go get -u filippo.io/mkcert
 # Bootstrap mkcert's root certificate into your operating system's trust store.
 mkcert -install
 # Create your wildcard domain.