diff --git a/include/mbedtls/error.h b/include/mbedtls/error.h
index 4eb7b78..301b73d 100644
--- a/include/mbedtls/error.h
+++ b/include/mbedtls/error.h
@@ -74,7 +74,7 @@
  * X509      2   20
  * PKCS5     2   4 (Started from top)
  * DHM       3   9
- * PK        3   14 (Started from top)
+ * PK        3   17 (Started from top)
  * RSA       4   10
  * ECP       4   8 (Started from top)
  * MD        5   4