diff --git a/README.md b/README.md
index fc79686..58e80db 100644
--- a/README.md
+++ b/README.md
@@ -36,9 +36,9 @@ OIDC_PUBLIC_KEY
 );
 
 define( 'OIDC_PRIVATE_KEY', <<<OIDC_PRIVATE_KEY
------BEGIN RSA PRIVATE KEY-----
+-----BEGIN PRIVATE KEY-----
 ...
------END RSA PRIVATE KEY-----
+-----END PRIVATE KEY-----
 OIDC_PRIVATE_KEY
 );
 ~~~