diff --git a/Sound/OpenSoundControl/Coding/Byte.hs b/Sound/OpenSoundControl/Coding/Byte.hs
--- a/Sound/OpenSoundControl/Coding/Byte.hs
+++ b/Sound/OpenSoundControl/Coding/Byte.hs
@@ -89,6 +89,6 @@
 
 -- | The number of bytes required to align an OSC value to the next
 --   4-byte boundary.
-align :: Bits i => i -> i
+align :: (Num i, Bits i) => i -> i
 {-# INLINE align #-}
 align n = ((n + 3) .&. complement 3) - n
diff --git a/hosc.cabal b/hosc.cabal
--- a/hosc.cabal
+++ b/hosc.cabal
@@ -1,5 +1,5 @@
 Name:              hosc
-Version:           0.11
+Version:           0.11.1
 Synopsis:          Haskell Open Sound Control
 Description:       @hosc@ provides "Sound.OpenSoundControl", an
                    implementation of a subset of the /Open Sound Control/