diff --git a/hmatrix-special.cabal b/hmatrix-special.cabal
--- a/hmatrix-special.cabal
+++ b/hmatrix-special.cabal
@@ -1,6 +1,6 @@
 Name:               hmatrix-special
-Version:            0.4.0.1
-License:            GPL
+Version:            0.19.0.0
+License:            GPL-3
 License-file:       LICENSE
 Author:             Alberto Ruiz
 Maintainer:         Alberto Ruiz <aruiz@um.es>
diff --git a/lib/Numeric/GSL/Special/Bessel.hs b/lib/Numeric/GSL/Special/Bessel.hs
--- a/lib/Numeric/GSL/Special/Bessel.hs
+++ b/lib/Numeric/GSL/Special/Bessel.hs
@@ -1,4 +1,7 @@
 {-# LANGUAGE CPP #-}
+
+{-# OPTIONS_GHC -fno-warn-unused-top-binds #-}
+
 ------------------------------------------------------------
 -- |
 -- Module      :  Numeric.GSL.Special.Bessel
diff --git a/lib/Numeric/GSL/Special/Coulomb.hs b/lib/Numeric/GSL/Special/Coulomb.hs
--- a/lib/Numeric/GSL/Special/Coulomb.hs
+++ b/lib/Numeric/GSL/Special/Coulomb.hs
@@ -1,4 +1,7 @@
 {-# LANGUAGE CPP #-}
+
+{-# OPTIONS_GHC -fno-warn-unused-top-binds #-}
+
 ------------------------------------------------------------
 -- |
 -- Module      :  Numeric.GSL.Special.Coulomb
diff --git a/lib/Numeric/GSL/Special/Coupling.hs b/lib/Numeric/GSL/Special/Coupling.hs
--- a/lib/Numeric/GSL/Special/Coupling.hs
+++ b/lib/Numeric/GSL/Special/Coupling.hs
@@ -1,4 +1,7 @@
 {-# LANGUAGE CPP #-}
+
+{-# OPTIONS_GHC -fno-warn-unused-top-binds #-}
+
 ------------------------------------------------------------
 -- |
 -- Module      :  Numeric.GSL.Special.Coupling
diff --git a/lib/Numeric/GSL/Special/Exp.hs b/lib/Numeric/GSL/Special/Exp.hs
--- a/lib/Numeric/GSL/Special/Exp.hs
+++ b/lib/Numeric/GSL/Special/Exp.hs
@@ -1,4 +1,7 @@
 {-# LANGUAGE CPP #-}
+
+{-# OPTIONS_GHC -fno-warn-unused-top-binds #-}
+
 ------------------------------------------------------------
 -- |
 -- Module      :  Numeric.GSL.Special.Exp
diff --git a/lib/Numeric/GSL/Special/Gamma.hs b/lib/Numeric/GSL/Special/Gamma.hs
--- a/lib/Numeric/GSL/Special/Gamma.hs
+++ b/lib/Numeric/GSL/Special/Gamma.hs
@@ -1,4 +1,7 @@
 {-# LANGUAGE CPP #-}
+
+{-# OPTIONS_GHC -fno-warn-unused-top-binds #-}
+
 ------------------------------------------------------------
 -- |
 -- Module      :  Numeric.GSL.Special.Gamma
diff --git a/lib/Numeric/GSL/Special/Gegenbauer.hs b/lib/Numeric/GSL/Special/Gegenbauer.hs
--- a/lib/Numeric/GSL/Special/Gegenbauer.hs
+++ b/lib/Numeric/GSL/Special/Gegenbauer.hs
@@ -1,4 +1,7 @@
 {-# LANGUAGE CPP #-}
+
+{-# OPTIONS_GHC -fno-warn-unused-top-binds #-}
+
 ------------------------------------------------------------
 -- |
 -- Module      :  Numeric.GSL.Special.Gegenbauer
diff --git a/lib/Numeric/GSL/Special/Legendre.hs b/lib/Numeric/GSL/Special/Legendre.hs
--- a/lib/Numeric/GSL/Special/Legendre.hs
+++ b/lib/Numeric/GSL/Special/Legendre.hs
@@ -1,4 +1,7 @@
 {-# LANGUAGE CPP #-}
+
+{-# OPTIONS_GHC -fno-warn-unused-top-binds #-}
+
 ------------------------------------------------------------
 -- |
 -- Module      :  Numeric.GSL.Special.Legendre
diff --git a/lib/Numeric/GSL/Special/Trig.hs b/lib/Numeric/GSL/Special/Trig.hs
--- a/lib/Numeric/GSL/Special/Trig.hs
+++ b/lib/Numeric/GSL/Special/Trig.hs
@@ -1,4 +1,8 @@
 {-# LANGUAGE CPP #-}
+
+{-# OPTIONS_GHC -fno-warn-missing-signatures #-}
+{-# OPTIONS_GHC -fno-warn-unused-top-binds #-}
+
 ------------------------------------------------------------
 -- |
 -- Module      :  Numeric.GSL.Special.Trig