diff --git a/doc/api/crypto.md b/doc/api/crypto.md
index b56420bce9a1c7..e43f3fa5dafc43 100644
--- a/doc/api/crypto.md
+++ b/doc/api/crypto.md
@@ -2509,7 +2509,7 @@ added: v15.0.0
     * If `type` is `'hmac'`, the minimum is 1, and the maximum length is
       2<sup>31</sup>-1. If the value is not a multiple of 8, the generated
       key will be truncated to `Math.floor(length / 8)`.
-    * If `type` is `'aes'`, the length must be one of `128` or `256`.
+    * If `type` is `'aes'`, the length must be one of `128`, `192`, or `256`.
 * `callback`: {Function}
   * `err`: {Error}
   * `key`: {KeyObject}
@@ -2538,7 +2538,7 @@ added: v15.0.0
     * If `type` is `'hmac'`, the minimum is 1, and the maximum length is
       2<sup>31</sup>-1. If the value is not a multiple of 8, the generated
       key will be truncated to `Math.floor(length / 8)`.
-    * If `type` is `'aes'`, the length must be one of `128` or `256`.
+    * If `type` is `'aes'`, the length must be one of `128`, `192`, or `256`.
 * Returns: {KeyObject}
 
 Synchronously generates a new random secret key of the given `length`. The