diff --git a/include/polarssl/error.h b/include/polarssl/error.h
index 83102bd..d27b0e5 100644
--- a/include/polarssl/error.h
+++ b/include/polarssl/error.h
@@ -83,7 +83,7 @@
  * PEM       1   9
  * PKCS#12   1   4 (Started from top)
  * X509      2   18
- * PK        2   13 (Started from top)
+ * PK        2   14 (Started from top, plus 0x2000)
  * DHM       3   9
  * PKCS5     3   4 (Started from top)
  * RSA       4   9