diff --git a/gegl.cabal b/gegl.cabal
--- a/gegl.cabal
+++ b/gegl.cabal
@@ -2,7 +2,7 @@
 -- see http://haskell.org/cabal/users-guide/
 
 name:                gegl
-version:             0.0.0.3
+version:             0.0.0.4
 synopsis:            Haskell bindings to GEGL library
 description:         This package contains the Haskell bindings to the GEGL
                      library.
@@ -57,7 +57,6 @@
   c-sources:           src/GEGL/FFI/Buffer/BufferIterator.c
                      , src/GEGL/FFI/Node.c
                      , src/GEGL/FFI/Node/State.c
-                     , src/GEGL/FFI/Tuple.h
 
   cc-options:          -Wall
   default-language:    Haskell2010
@@ -65,6 +64,8 @@
   extra-libraries:     gegl-0.3
   includes:            gegl.h
                      , src/GEGL/FFI/Tuple.h
+  install-includes:    src/GEGL/FFI/Tuple.h
+  include-dirs:        src/GEGL/FFI
   pkgconfig-depends:   gegl-0.3 >= 0.3.10
   build-depends:       base == 4.*
                      , inline-c