1 files changed, 1 insertions, 1 deletions

diff --git a/lib/Numeric/GSL/Internal.hs b/lib/Numeric/GSL/Internal.hs
index db2c633..a6c81ee 100644
--- a/lib/Numeric/GSL/Internal.hs
+++ b/lib/Numeric/GSL/Internal.hs
@@ -16,7 +16,7 @@ import Data.Packed.Internal
 
 import Foreign.Marshal.Array(copyArray)
 import Foreign.Ptr(Ptr, FunPtr)
-import Foreign.C.Types(CInt)
+import Foreign.C.Types(CInt(..))
 import System.IO.Unsafe(unsafePerformIO)
 
 iv :: (Vector Double -> Double) -> (CInt -> Ptr Double -> Double)