diff --git a/CaseBi.hs b/CaseBi.hs
--- a/CaseBi.hs
+++ b/CaseBi.hs
@@ -50,8 +50,8 @@
 -- >  an -> bn
 -- 
 getBFst' 
-  :: (Ord a) => (b, -- ^ @b@ is a default value that can be substituted if there is no correspendence in the set of @(a, b)@ tuples (the 'otherwise' or irrefutable pattern analogue). 
-  V.Vector (a, b)) -- ^ Vector of the @(a, b)@ tuples that must be sorted in ascending order for the first argument. If there are several pairs @(a, b)@ with the same @a@, the function gives a resulting @b@ as if there is only the first one
+  :: (Ord a) 
+  => (b, V.Vector (a, b)) -- ^ @b@ is a default value that can be substituted if there is no correspendence in the set of @(a, b)@ tuples (the 'otherwise' or irrefutable pattern analogue). Vector of the @(a, b)@ tuples that must be sorted in ascending order for the first argument. If there are several pairs @(a, b)@ with the same @a@, the function gives a resulting @b@ as if there is only the first one
   -> a -- ^ an element for which the corresponding resulting b must be found
   -> b -- ^ the result
 getBFst' (def, vec) l | if compare l (fst (V.unsafeIndex vec 0)) == LT then True else compare l (fst (V.unsafeIndex vec (V.length vec - 1))) == GT = def
diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -27,3 +27,7 @@
 
 * First version revised F. Some minor documentation changes.
 The benchmark testing continues.
+
+## 0.1.7.0 -- 2019-12-24
+
+* First version revised G. Changed the dependency bounds so that it now can be compiled with GHC 8.8.1.
diff --git a/mmsyn2.cabal b/mmsyn2.cabal
--- a/mmsyn2.cabal
+++ b/mmsyn2.cabal
@@ -2,7 +2,7 @@
 -- see http://haskell.org/cabal/users-guide/
 
 name:                mmsyn2
-version:             0.1.6.1
+version:             0.1.7.0
 synopsis:            The library that can be used for multiple (Ord a) => a -> b transformations
 description:         The library that can be used for optimization or another representation of multiple (Ord a) => a -> b transformations
 homepage:            https://oleksandrzhabenko.github.io/mmsyn2
@@ -20,7 +20,7 @@
   exposed-modules:     CaseBi
   -- other-modules:
   -- other-extensions:
-  build-depends:       base >=4.3 && <4.13, vector >=0.11 && <0.13
+  build-depends:       base >=4.3 && <4.14, vector >=0.11 && <0.13
   -- hs-source-dirs:
   default-language:    Haskell2010
   -- optimization:        2