diff --git a/doc/manual/definitions.txt b/doc/manual/definitions.txt
index 687980dbc1..9eb20f70f7 100644
--- a/doc/manual/definitions.txt
+++ b/doc/manual/definitions.txt
@@ -39,7 +39,7 @@ invalid:
   let i = 5
   try:
     a[i] = 'N'
-  except EInvalidIndex:
+  except IndexError:
     echo "invalid index"
 
 An `unchecked runtime error`:idx: is an error that is not guaranteed to be
diff --git a/lib/pure/marshal.nim b/lib/pure/marshal.nim
index fc63605a9b..02abda722d 100644
--- a/lib/pure/marshal.nim
+++ b/lib/pure/marshal.nim
@@ -7,8 +7,8 @@
 #    distribution, for details about the copyright.
 #
 
-## This module contains procs for serialization and deseralization of 
-## arbitrary Nim data structures. The serialization format uses JSON.
+## This module contains procs for `serialization`:idx: and `deseralization`:idx:
+## of arbitrary Nim data structures. The serialization format uses `JSON`:idx:.
 ##
 ## **Restriction**: For objects their type is **not** serialized. This means
 ## essentially that it does not work if the object has some other runtime