diff --git a/book/src/validator-manager-api.md b/book/src/validator-manager-api.md
index 1a6e76b255..49f08a7a45 100644
--- a/book/src/validator-manager-api.md
+++ b/book/src/validator-manager-api.md
@@ -27,7 +27,7 @@ lighthouse vm import --vc-token <API-TOKEN-PATH> --keystore-file /path/to/json -
 Example:
 
 ```
-lighthouse vm import --standard-format --vc-token ~/.lighthouse/mainnet/validators/api-token.txt --validators-file keystore.json --password keystore_password
+lighthouse vm import --vc-token ~/.lighthouse/mainnet/validators/api-token.txt --keystyore-file keystore.json --password keystore_password
 ```
 
 ## List