diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -43,7 +43,7 @@
 * Fifth version revised C. Fixed issue with the noise reduction in the 'recAndProcess' function for the existing at the beginning file
 (it is not done at all in such a case). 
 
-## 0.6.0.0 -- 2020-03-08
+## 0.6.1.0 -- 2020-03-08
 
-* Sixth version. Added the possibility to use one more String argument (maximum -- the third one) to define different signs for the harmonics coefficients for
-the obertones.
+* Sixth version revised A. Fixed issue with 'signsFromString' function that leads to performance penalty and to cycling. 
+
diff --git a/DobutokO/Sound.hs b/DobutokO/Sound.hs
--- a/DobutokO/Sound.hs
+++ b/DobutokO/Sound.hs
@@ -182,7 +182,7 @@
 -- and sonorous consonants gives \"-\" sign (-1). Voiceless2 gives "0". Other symbols are not taken into account.
 signsFromString :: Int -> String -> V.Vector Int
 signsFromString n1 ts =
-  V.fromList . take n1 . concatMap (fmap (\x ->
+  V.take n1 . V.fromList . concatMap (fmap (\x ->
     case x of
       Vowel _ -> 1
       Voiced _ -> 1
@@ -191,7 +191,7 @@
       VoicelessP _ -> (-1)
       Sonorous _ -> (-1)
       SonorousP _ -> (-1)
-      _ -> 0) . concat . fmap representProlonged) . syllablesUkrP . cycle $ ts
+      _ -> 0) . concat . fmap representProlonged) . syllablesUkrP . take (3 * n1) . cycle $ ts
 
 -- | For the given frequency of the note and a Ukrainian text it generates a 'V.Vector' of the tuples, each one of which contains
 -- the harmonics' frequency and amplitude. The 'String' is used to produce the signs for harmonics coefficients.
diff --git a/dobutokO2.cabal b/dobutokO2.cabal
--- a/dobutokO2.cabal
+++ b/dobutokO2.cabal
@@ -2,7 +2,7 @@
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                dobutokO2
-version:             0.6.0.0
+version:             0.6.1.0
 synopsis:            A program and a library to create experimental music from a mono audio and a Ukrainian text
 description:         It can also create a timbre for the notes
 homepage:            https://hackage.haskell.org/package/dobutokO2