diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -89,3 +89,7 @@
 ## 0.4.0.0 -- 2020-12-05
 
 * Fourth version. Added a new module Languages.Phonetic.Ukrainian.Syllable.Double with the functionality based on Double.
+
+## 0.4.1.0 -- 2020-12-05
+
+* Fourth version revised A. Fixed issue with being not imported properly of the dependency module.
diff --git a/Languages/Phonetic/Ukrainian/Syllable/Double.hs b/Languages/Phonetic/Ukrainian/Syllable/Double.hs
--- a/Languages/Phonetic/Ukrainian/Syllable/Double.hs
+++ b/Languages/Phonetic/Ukrainian/Syllable/Double.hs
@@ -12,7 +12,7 @@
 
 import qualified Data.Vector as VB
 import qualified CaseBi as X (getBFst')
-import Languages.Phonetic.Ukrainian.Syllable (UZPP2(..))
+import Languages.Phonetic.Ukrainian.Syllable (UZPP(..),UZPP2,PhoneticType(..))
 
 -- | Is inspired by the DobutokO.Sound.DIS5G6G module from @dobutokO2@ package.
 -- See: 'https://hackage.haskell.org/package/dobutokO2-0.43.0.0/docs/DobutokO-Sound-DIS5G6G.html'. The 'Double' data are gotten from there.
diff --git a/ukrainian-phonetics-basic.cabal b/ukrainian-phonetics-basic.cabal
--- a/ukrainian-phonetics-basic.cabal
+++ b/ukrainian-phonetics-basic.cabal
@@ -2,7 +2,7 @@
 -- further documentation, see http://haskell.org/cabal/users-guide/
 
 name:                ukrainian-phonetics-basic
-version:             0.4.0.0
+version:             0.4.1.0
 synopsis:            A library to work with the basic Ukrainian phonetics and syllable segmentation.
 description:         A library to work with the basic Ukrainian phonetics and syllable segmentation. Rewritten from the mmsyn6ukr and mmsyn7s packages.
 homepage:            https://hackage.haskell.org/package/ukrainian-phonetics-basic