diff --git a/ghc-vis.cabal b/ghc-vis.cabal
--- a/ghc-vis.cabal
+++ b/ghc-vis.cabal
@@ -1,9 +1,9 @@
+cabal-version:      2.2
 name:               ghc-vis
-version:            0.9.1
-license:            BSD3
+version:            0.9.2
+license:            BSD-3-Clause
 license-file:       LICENSE
 category:           GHC, Debug, Development
-cabal-version:      >= 1.10
 build-type:         Custom
 author:             Dennis Felsing, Joachim Breitner, Contributors
 maintainer:         Dennis Felsing <dennis@felsin9.de>
@@ -36,11 +36,15 @@
 --  Default: False
 --  Description: "SDL window"
 
+custom-setup
+  setup-depends: base  >= 4, Cabal >= 1.24, filepath
+
 Library
   Exposed-modules: GHC.Vis
+  Autogen-Modules: Paths_ghc_vis
   Other-modules: GHC.Vis.Internal GHC.Vis.Types GHC.Vis.View.List GHC.Vis.View.Common Paths_ghc_vis
   Default-Language: Haskell2010
-  Build-depends: base >= 4.5 && < 4.15,
+  Build-depends: base >= 4.5 && < 5,
                  mtl >= 2.0,
                  fgl >= 5.4,
                  deepseq >= 1.3,
diff --git a/src/GHC/Vis.hs b/src/GHC/Vis.hs
--- a/src/GHC/Vis.hs
+++ b/src/GHC/Vis.hs
@@ -90,7 +90,6 @@
 #endif
 
 import Graphics.Rendering.Cairo hiding (restore, x, y, width, height)
-import Debug.Trace
 
 #ifdef FULL_WINDOW
 import Graphics.Rendering.Cairo.SVG
@@ -310,7 +309,6 @@
 setupGUI window canvas legendCanvas = do
   widgetAddEvents canvas [PointerMotionMask]
   on canvas motionNotifyEvent $ do
-    liftIO $ traceIO "on canvas motionNotifyEvent"
     (x,y) <- eventCoordinates
     lift $ do
       state <- readIORef visState
@@ -325,7 +323,6 @@
         widgetQueueDraw canvas
       else
         runCorrect move >>= \f -> f canvas
-      traceIO "on canvas motionNotifyEvent End"
       return True
 
   on canvas buttonPressEvent $ do