diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -20,11 +20,15 @@
 - hall-symbols-0.1.0.4
 ```
 
-Build project.
+Edit dependencies part of package.yaml like below.
 
-```shell
-% stack build
 ```
+dependencies:
+- base >= 4.7 && < 5
+- matrix-as-xyz
+- symmetry-operations-symbols
+- hall-symbols
+```
 
 Then start repl.
 
@@ -35,9 +39,6 @@
 Setup packages and load modules.
 
 ```haskell
-repl> :set -package matrix-as-xyz
-repl> :set -package symmetry-operations-symbols
-repl> :set -package hall-symbols
 repl> :m Data.Matrix.AsXYZ Data.Matrix.SymmetryOperationsSymbols Crystallography.HallSymbols
 ```
 
diff --git a/hall-symbols.cabal b/hall-symbols.cabal
--- a/hall-symbols.cabal
+++ b/hall-symbols.cabal
@@ -4,10 +4,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: c2e2ed9f27fb5a7cf649dcd9c0d306d1fa2de8b0760efccb8a138d070cbf0d12
+-- hash: 872545710770f41dfedddbd9df54cad9ebd1fae11f74e610b342357c380d189f
 
 name:           hall-symbols
-version:        0.1.0.4
+version:        0.1.0.5
 synopsis:       Symmetry operations generater of Hall Symbols
 description:    Please see the README on GitHub at <https://github.com/narumij/hall-symbols#readme>
 category:       Chemistry
diff --git a/src/Crystallography/HallSymbols.hs b/src/Crystallography/HallSymbols.hs
--- a/src/Crystallography/HallSymbols.hs
+++ b/src/Crystallography/HallSymbols.hs
@@ -23,10 +23,9 @@
   fromHallSymbols,
   fromHallSymbols',
   generatorsOfHallSymbols,
-  hallSymbols,
---  hallSymbols',
   parser,
   generators,
+  hallSymbols,
   LatticeSymbol,
   MatrixSymbol,
   OriginShift,
@@ -150,29 +149,9 @@
       -- 正常に終了すると、一般座標の行列を返します。
       return equivalentPositions
 
--- | Parse and make General Positions.
-generateLikeITC :: CharParser () [Matrix Rational]
-generateLikeITC = do
-  raw <- parser
-  let equivalentPositions = likeITC raw
-  if null equivalentPositions
-    then
-      fail "something happen when decode or generate process."
-    else
-      -- 正常に終了すると、一般座標の行列を返します。
-      return equivalentPositions
-
-likeITC :: ( LatticeSymbol, [MatrixSymbol], OriginShift ) -> [Matrix Rational]
-likeITC raw = if null h then [] else r            
-  where
-    constructMatrices' (l,nat,v) = fmap (mapOriginShfit v) [lattice l, map matrix nat]
-    [a,b] = constructMatrices' . restoreDefaultAxis $ raw
-    h = generate $ [identity] ++ b
-    r = generate $ h ++ a
-
 -- | Generate general equivalent positions by 4x4 matrix
 fromHallSymbols :: String -> Either ParseError [Matrix Rational]
-fromHallSymbols s = parse generateLikeITC ("while reading " ++ show s) s
+fromHallSymbols s = parse hallSymbols ("while reading " ++ show s) s
 
 -- | Generate general equivalent positions by 4x4 matrix (unsafe version)
 fromHallSymbols' :: String -> [Matrix Rational]
@@ -187,11 +166,6 @@
   Right mm -> mm
   where
     gg s = parse generators ("while reading " ++ show s) s
-
--- | Generate general equivalent positions by 4x4 matrix
--- same as old version fromHallSymbols
-fromHallSymbols''' :: String -> Either ParseError [Matrix Rational]
-fromHallSymbols''' s = parse hallSymbols ("while reading " ++ show s) s
 
 -- パースした簡約記号からseiz matrixを復元します
 decodeSymbols :: ( LatticeSymbol, [MatrixSymbol], OriginShift ) -> [Matrix Rational]