diff --git a/erlang/apps/as/src/token.erl b/erlang/apps/as/src/token.erl
index 3bbd274..bf3b3ae 100644
--- a/erlang/apps/as/src/token.erl
+++ b/erlang/apps/as/src/token.erl
@@ -29,6 +29,7 @@
 -spec from_symbol(string()) -> token().
 from_symbol(Name) ->
   case Name of
+    ".data"             -> ?T_DOT_DATA;
     ".file"             -> ?T_DOT_FILE;
     ".globl"            -> ?T_DOT_GLOBL;
     ".ident"            -> ?T_DOT_IDENT;
@@ -45,6 +46,7 @@ from_symbol(Name) ->
 -spec format(token()) -> io_lib:chars().
 format(Token) ->
   case Token of
+    ?T_DOT_DATA         -> ".data";
     ?T_DOT_FILE         -> ".file";
     ?T_DOT_GLOBL        -> ".globl";
     ?T_DOT_IDENT        -> ".ident";
diff --git a/erlang/apps/as/src/token.hrl b/erlang/apps/as/src/token.hrl
index 479e315..97d3464 100644
--- a/erlang/apps/as/src/token.hrl
+++ b/erlang/apps/as/src/token.hrl
@@ -26,6 +26,7 @@
 %% with attributes (ordinary symbols, literals, errors).
 
 %% reserved symbols including directives
+-define(T_DOT_DATA,             'T_DOT_DATA').          % .data
 -define(T_DOT_FILE,             'T_DOT_FILE').          % .file
 -define(T_DOT_GLOBL,            'T_DOT_GLOBL').         % .globl
 -define(T_DOT_IDENT,            'T_DOT_IDENT').         % .ident
@@ -58,7 +59,8 @@
 -define(T_NEWLINE,      'T_NEWLINE').   % <end-of-line>
 -define(T_EOF,          'T_EOF').       % <end-of-file>
 
--type token() :: ?T_DOT_FILE
+-type token() :: ?T_DOT_DATA
+               | ?T_DOT_FILE
                | ?T_DOT_GLOBL
                | ?T_DOT_IDENT
                | ?T_DOT_POPSECTION