diff --git a/dobutokO-effects/0.6.0.0/dobutokO-effects.cabal b/dobutokO-effects/0.6.0.0/dobutokO-effects.cabal
new file mode 100644
index 00000000000..dd707d10bf9
--- /dev/null
+++ b/dobutokO-effects/0.6.0.0/dobutokO-effects.cabal
@@ -0,0 +1,25 @@
+-- Initial dobutokO-effects.cabal generated by cabal init.  For further
+-- documentation, see http://haskell.org/cabal/users-guide/
+
+name:                dobutokO-effects
+version:             0.6.0.0
+synopsis:            A library to deal with SoX effects and possibilities
+description:         Can be used to get access to different SoX possibilities
+homepage:            https://hackage.haskell.org/package/dobutokO-effects
+license:             MIT
+license-file:        LICENSE
+author:              OleksandrZhabenko
+maintainer:          olexandr543@yahoo.com
+copyright:           (c) 2020 Oleksandr Zhabenko
+category:            Sound, Music
+build-type:          Simple
+extra-source-files:  ChangeLog.md
+cabal-version:       >=1.10
+
+library
+  exposed-modules:     DobutokO.Sound.Combine, DobutokO.Sound.ToRange, DobutokO.Sound.Effects.Reverb, DobutokO.Sound.Effects.Fade,   DobutokO.Sound.Effects.Remix, DobutokO.Sound.Effects.Timespec, DobutokO.Sound.Effects.Delay, DobutokO.Sound.Effects.Specs,   DobutokO.Sound.Effects.PassReject, DobutokO.Sound.Effects.BassTreble, DobutokO.Sound.Effects.Trim, DobutokO.Sound.Effects.Repeat,   DobutokO.Sound.Effects.Phaser, DobutokO.Sound.Effects.Chorus, DobutokO.Sound.Effects.Modulation2, DobutokO.Sound.Effects.Echo,   DobutokO.Sound.Effects.Misc, DobutokO.Sound.Effects.Channels, DobutokO.Sound.Effects.Bend, DobutokO.Sound.Effects.Segment,   DobutokO.Sound.Effects.Pitch, DobutokO.Sound.Effects.Tempo, DobutokO.Sound.Effects.Speed, DobutokO.Sound.Effects.Biquad,   DobutokO.Sound.Effects.Contrast, DobutokO.Sound.Effects.DCShift, DobutokO.Sound.Effects.Downsample, DobutokO.Sound.Effects.Upsample,   DobutokO.Sound.Effects.Hilbert, DobutokO.Sound.Effects.Loudness, DobutokO.Sound.Effects.Overdrive, DobutokO.Sound.Effects.Tremolo
+  -- other-modules:
+  other-extensions:    CPP, FlexibleInstances
+  build-depends:       base >=4.7 && <4.15, dobutokO-frequency >=0.1 && <1
+  -- hs-source-dirs:
+  default-language:    Haskell2010
diff --git a/dobutokO-effects/0.6.0.0/dobutokO-effects.json b/dobutokO-effects/0.6.0.0/dobutokO-effects.json
new file mode 100644
index 00000000000..ad474316ae3
--- /dev/null
+++ b/dobutokO-effects/0.6.0.0/dobutokO-effects.json
@@ -0,0 +1 @@
+{"package-hashes":{"MD5":"57345baceab02859d871d8d9233c3b84","Skein512_512":"7b010a41579f15d0395856eb02b75a34da3ab72e8713fcfcfaa374880602813323dc80b9dfd2dbb609300f68b939af72f13be09ee72c11dc938ff426b88205ad","SHA1":"bb9ee6c4c28e1f659c0b337c5ad1b4707df21ced","SHA512":"c6850a60e42e50c2b15afcaf1ff98aaa9e876b0366249e0fc6cb6fef7b73895a64e5c154e534d895ec0231ee86c17ea1945153de563d2957c55c3e349d2848f5","SHA256":"b111f3357930160175befe46751e1b51f4c74de07cbd914c448d3d9201cdeb8e"},"package-locations":["https://hackage.haskell.org/package/dobutokO-effects-0.6.0.0/dobutokO-effects-0.6.0.0.tar.gz","https://s3.amazonaws.com/hackage.fpcomplete.com/package/dobutokO-effects-0.6.0.0.tar.gz"],"package-size":13708}
\ No newline at end of file
diff --git a/dobutokO-effects/preferred-versions b/dobutokO-effects/preferred-versions
index a5bd12d96d1..b92b4a37a51 100644
--- a/dobutokO-effects/preferred-versions
+++ b/dobutokO-effects/preferred-versions
@@ -1 +1 @@
-dobutokO-effects >=0.5
\ No newline at end of file
+dobutokO-effects >=0.6
\ No newline at end of file