diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,3 +24,6 @@
 
 * Third version revised A. Updated the dependency boundaries.
 
+## 0.4.0.0 -- 2021-02-02
+
+* Fourth version. Please, consider switching to the phonetic-languages-simplified-examples-array package related functionality. It is still under development and introducing new advanced features being more optimized.
diff --git a/phonetic-languages-properties.cabal b/phonetic-languages-properties.cabal
--- a/phonetic-languages-properties.cabal
+++ b/phonetic-languages-properties.cabal
@@ -2,9 +2,9 @@
 -- For further documentation, see http://haskell.org/cabal/users-guide/
 
 name:                phonetic-languages-properties
-version:             0.3.0.1
+version:             0.4.0.0
 synopsis:            A generalization of the uniqueness-periods-vector-properties package.
--- description:
+description:         Please, consider switching to the phonetic-languages-simplified-examples-array package related functionality. It is still under development and introducing new advanced features being more optimized.
 homepage:            https://hackage.haskell.org/package/phonetic-languages-properties
 license:             MIT
 license-file:        LICENSE
@@ -20,6 +20,6 @@
   exposed-modules:     Languages.UniquenessPeriods.Vector.PropertiesG, Languages.UniquenessPeriods.Vector.PropertiesFuncRepG, Languages.UniquenessPeriods.Vector.PropertiesSyllablesG
   -- other-modules:
   other-extensions:    BangPatterns, CPP
-  build-depends:       base >=4.7 && <4.15, vector >=0.11 && <0.14, phonetic-languages-vector >=0.1 && <1, phonetic-languages-rhythmicity >=0.1.2 && <1, phonetic-languages-common >=0.1.2 && <1, ukrainian-phonetics-basic >=0.2.0.2 && <1
+  build-depends:       base >=4.7 && <4.15, vector >=0.11 && <0.14, phonetic-languages-vector >=0.1 && <1, phonetic-languages-rhythmicity >=0.1.2 && <0.2, phonetic-languages-common >=0.1.2 && <1, ukrainian-phonetics-basic >=0.2.0.2 && <1
   -- hs-source-dirs:
   default-language:    Haskell2010