diff --git a/action.yml b/action.yml
index 31eaea8..db35730 100644
--- a/action.yml
+++ b/action.yml
@@ -9,6 +9,10 @@ inputs:
     description: 'The remote shell argument'
     required: false
     default: ''
+  legacy_allow_rsa_hostkeys:
+    description: 'Enables support for legacy RSA host keys on OpenSSH 8.8+'
+    required: false
+    default: 'false'
   path:
     description: 'The local path'
     required: false