diff --git a/doc/api/crypto.md b/doc/api/crypto.md
index 62588bfa43..9526e06353 100644
--- a/doc/api/crypto.md
+++ b/doc/api/crypto.md
@@ -330,7 +330,7 @@ added: v1.0.0
 -->
 
 When using an authenticated encryption mode (only `GCM` is currently
-supported), the `cipher.setAAD()` method sets the value used for the
+supported), the `decipher.setAAD()` method sets the value used for the
 _additional authenticated data_ (AAD) input parameter.
 
 Returns `this` for method chaining.