diff --git a/doc/dox_comments/header_files/doxygen_groups.h b/doc/dox_comments/header_files/doxygen_groups.h
index e5a4975cf..86e225298 100644
--- a/doc/dox_comments/header_files/doxygen_groups.h
+++ b/doc/dox_comments/header_files/doxygen_groups.h
@@ -18,6 +18,7 @@
     \defgroup MD4 Algorithms - MD4
     \defgroup MD5 Algorithms - MD5
     \defgroup PKCS7 Algorithms - PKCS7
+    \defgroup PKCS11 Algorithms - PKCS11
     \defgroup Password Algorithms - Password Based
     \defgroup Poly1305 Algorithms - Poly1305
     \defgroup RIPEMD Algorithms - RIPEMD