diff --git a/Graphics/Gloss/Data/Picture.hs b/Graphics/Gloss/Data/Picture.hs
--- a/Graphics/Gloss/Data/Picture.hs
+++ b/Graphics/Gloss/Data/Picture.hs
@@ -117,14 +117,14 @@
         = thickCircle (r/2) r
 
 
--- | A solid arc, drawn counter-clockwise between two angles at the given radius.
+-- | A solid arc, drawn counter-clockwise between two angles (in degrees) at the given radius.
 arcSolid  :: Float -> Float -> Float -> Picture
 arcSolid a1 a2 r
         = thickArc a1 a2 (r/2) r
 
 
 -- | A wireframe sector of a circle.
---   An arc is draw counter-clockwise from the first to the second angle at
+--   An arc is draw counter-clockwise from the first to the second angle (in degrees) at
 --   the given radius. Lines are drawn from the origin to the ends of the arc.
 ---
 --   NOTE: We take the absolute value of the radius incase it's negative.
diff --git a/gloss.cabal b/gloss.cabal
--- a/gloss.cabal
+++ b/gloss.cabal
@@ -1,5 +1,5 @@
 Name:                gloss
-Version:             1.13.2.1
+Version:             1.13.2.2
 License:             MIT
 License-file:        LICENSE
 Author:              Ben Lippmeier
@@ -38,10 +38,10 @@
 Library
   Build-Depends:
           base                          >= 4.8 && < 5
+        , ghc-prim
         , bmp                           == 1.2.*
-        , bytestring                    == 0.10.*
+        , bytestring                    == 0.11.*
         , containers                    >= 0.5 && < 0.7
-        , ghc-prim
         , gloss-rendering               == 1.13.*
         , GLUT                          == 2.7.*
         , OpenGL                        >= 2.12 && < 3.1