README        | 2 +-
 doc/index.rst | 6 +++---

diff --git a/README b/README
index 5d349cf0cc9ec5b126f94212fdf76865fc3344eca09b80ca5b4da8c5b358ee6e..8e1b607a476f3897a50fe47539c9cc2a168151399b12feb0481ca80b9b1a9cae 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-PyDERASN -- ASN.1 DER/BER library for Python
+PyDERASN -- strict and fast ASN.1 DER/BER library for Python
 
     I'm going to build my own ASN.1 library with slots and blobs!
     (C) PyDERASN's author
diff --git a/doc/index.rst b/doc/index.rst
index 3814a6306d9e5452fd9468c2121c402ff86abfb5e3b38a8274c8733a58ff2b32..170165d03b90d67283d86156276a540080b2d202b20033726007af2b1851836e 100644
--- a/doc/index.rst
+++ b/doc/index.rst
@@ -1,6 +1,6 @@
-============================================
-PyDERASN -- ASN.1 DER/BER library for Python
-============================================
+============================================================
+PyDERASN -- strict and fast ASN.1 DER/BER library for Python
+============================================================
 
 ..