diff --git a/README.md b/README.md
index 2e7ef18..971e1da 100644
--- a/README.md
+++ b/README.md
@@ -62,6 +62,7 @@ persisted_operations:
 
 field_suggestions:
   enabled: true
+  mask: [redacted]
 ```
 
 Alternatively go-graphql-armor can be configured using environment variables or command line arguments.