diff --git a/docs/fernet.rst b/docs/fernet.rst
index 3f0cdde..287c991 100644
--- a/docs/fernet.rst
+++ b/docs/fernet.rst
@@ -1,5 +1,5 @@
-Fernet
-======
+Fernet (Symmetric encryption)
+=============================
 
 .. currentmodule:: cryptography.fernet