diff --git a/sibe.cabal b/sibe.cabal
--- a/sibe.cabal
+++ b/sibe.cabal
@@ -1,5 +1,5 @@
 name:                sibe
-version:             0.2.0.0
+version:             0.2.0.1
 synopsis:            Machine Learning algorithms
 description:         Haskell Machine Learning
 homepage:            https://github.com/mdibaiee/sibe
@@ -29,8 +29,8 @@
                      , vector
                      , random-shuffle
                      , data-default-class
-                     , Chart
-                     , Chart-cairo
+                     , Chart >= 1.8 && < 2
+                     , Chart-cairo >= 1.8 && < 2
                      , lens
   default-language:    Haskell2010