diff --git a/Data/Kanji.hs b/Data/Kanji.hs
--- a/Data/Kanji.hs
+++ b/Data/Kanji.hs
@@ -42,7 +42,6 @@
 import qualified Data.Text as ST
 import qualified Data.Text.Lazy as LT
 import           Lens.Micro
-import           Lens.Micro.Platform ()
 
 import           Data.Kanji.TenthQ
 import           Data.Kanji.NinthQ
@@ -87,12 +86,14 @@
   len = fromIntegral . length
 
 instance AsKanji ST.Text where
-  _Kanji = each . _Kanji
+  _Kanji = packed . _Kanji
+    where packed f b = ST.pack <$> f (ST.unpack b)
 
   len = fromIntegral . ST.length
 
 instance AsKanji LT.Text where
-  _Kanji = each . _Kanji
+  _Kanji = packed . _Kanji
+    where packed f b = LT.pack <$> f (LT.unpack b)
 
   len = fromIntegral . LT.length
 
diff --git a/nanq.cabal b/nanq.cabal
--- a/nanq.cabal
+++ b/nanq.cabal
@@ -2,7 +2,7 @@
 
 category:            Natural Language Processing
 
-version:             1.1.0
+version:             1.1.1
 
 synopsis:            Performs 漢字検定 (National Kanji Exam) level analysis on given Kanji.
 
@@ -45,7 +45,6 @@
                        , bytestring >= 0.10.6.0
                        , containers >= 0.4.0.0
                        , microlens >= 0.3.5.0
-                       , microlens-platform >= 0.1.7.0
                        , text
   
 library
@@ -53,7 +52,6 @@
                  , bytestring >= 0.10.6.0
                  , containers >= 0.4.0.0
                  , microlens >= 0.3.5.0
-                 , microlens-platform >= 0.1.7.0
                  , text
 
     exposed-modules: Data.Kanji,