5 files changed, 4 insertions, 5 deletions
diff --git a/src/lookup/Makefile.am b/src/lookup/Makefile.am
index 7ad7ac3..724c450 100644
--- a/src/lookup/Makefile.am
+++ b/src/lookup/Makefile.am
@@ -21,7 +21,7 @@ INCLUDES		= -I$(top_srcdir)/src/include \
 			  -I$(top_srcdir)/src/storage \
 			  @GLIB2_CPPFLAGS@
 
-noinst_HEADERS		= lookup.h winner_tree.h
+noinst_HEADERS		= pinyin_lookup.h winner_tree.h
 
 noinst_PROGRAMS		= 
 
diff --git a/src/lookup/pinyin_lookup.cpp b/src/lookup/pinyin_lookup.cpp
index 0b5cf4d..4e45a72 100644
--- a/src/lookup/pinyin_lookup.cpp
+++ b/src/lookup/pinyin_lookup.cpp
@@ -29,7 +29,7 @@
 #include "pinyin_large_table.h"
 #include "phrase_index.h"
 #include "ngram.h"
-#include "lookup.h"
+#include "pinyin_lookup.h"
 #include "winner_tree.h"
 
 const gfloat PinyinLookup::bigram_lambda;
diff --git a/src/lookup/pinyin_lookup.h b/src/lookup/pinyin_lookup.h
index b15ea91..e880680 100644
--- a/src/lookup/pinyin_lookup.h
+++ b/src/lookup/pinyin_lookup.h
@@ -29,7 +29,7 @@
 
 class WinnerTree;
 
-/** @file lookup.h
+/** @file pinyin_lookup.h
  *  @brief the definitions of lookup related classes and structs.
  *         Currently only contains pinyin lookup.
  */
diff --git a/src/lookup/winner_tree.cpp b/src/lookup/winner_tree.cpp
index d6fd5e0..da87951 100644
--- a/src/lookup/winner_tree.cpp
+++ b/src/lookup/winner_tree.cpp
@@ -24,7 +24,7 @@
 #include <stdio.h>
 #include "memory_chunk.h"
 #include "phrase_index.h"
-#include "lookup.h"
+#include "pinyin_lookup.h"
 #include "winner_tree.h"
 
 WinnerTreeBranchIterator::WinnerTreeBranchIterator(WinnerTree & tree)
diff --git a/src/lookup/winner_tree.h b/src/lookup/winner_tree.h
index ec54623..0d9bfa2 100644
--- a/src/lookup/winner_tree.h
+++ b/src/lookup/winner_tree.h
@@ -23,7 +23,6 @@
 #define LOOKUP_WINNER_TREE_H
 
 #include <assert.h>
-#include "lookup.h"
 
 const int nbranch = 32;