1 files changed, 1 insertions, 1 deletions

diff --git a/packages/special/lib/Numeric/GSL/Special/Elljac.hs b/packages/special/lib/Numeric/GSL/Special/Elljac.hs
index 553350c..555e3ff 100644
--- a/packages/special/lib/Numeric/GSL/Special/Elljac.hs
+++ b/packages/special/lib/Numeric/GSL/Special/Elljac.hs
@@ -38,4 +38,4 @@ elljac_e u m = unsafePerformIO $ do
                 else error $ "error code "++show res++
                              " in elljac_e "++show u++" "++show m
 
-foreign import ccall "gsl_sf_elljac_e" gsl_sf_elljac_e :: Double -> Double -> Ptr Double -> Ptr Double -> Ptr Double -> IO CInt
+foreign import ccall unsafe "gsl_sf_elljac_e" gsl_sf_elljac_e :: Double -> Double -> Ptr Double -> Ptr Double -> Ptr Double -> IO CInt