diff --git a/.env.example b/.env.example
index 1289164..135d995 100644
--- a/.env.example
+++ b/.env.example
@@ -1,4 +1,9 @@
 APP_URL=http://localhost:4000
 ENTITY_ID=https://saml.example.com/entityid
-PUBLIC_KEY= # Base64 encoded value of public key `cat public.crt | base64`
-PRIVATE_KEY=# Base64 encoded value of private key `cat key.pem | base64`
\ No newline at end of file
+
+# Generate a private/public key combination, this is needed for signing the SAML AuthnRequest
+# openssl req -x509 -newkey rsa:2048 -keyout key.pem -out public.crt -sha256 -days 365000 -nodes
+# Base64 encoded value of public key `cat public.crt | base64`
+PUBLIC_KEY=
+# Base64 encoded value of private key `cat key.pem | base64`
+PRIVATE_KEY=
\ No newline at end of file