diff --git a/Foreign/Ruby/Bindings.hsc b/Foreign/Ruby/Bindings.hsc
--- a/Foreign/Ruby/Bindings.hsc
+++ b/Foreign/Ruby/Bindings.hsc
@@ -97,6 +97,7 @@
 foreign import ccall   safe "rb_funcall"                c_rb_funcall_3              :: RValue -> RID -> Int -> RValue -> RValue -> RValue -> IO RValue
 foreign import ccall   safe "rb_funcall"                c_rb_funcall_4              :: RValue -> RID -> Int -> RValue -> RValue -> RValue -> RValue -> IO RValue
 foreign import ccall   safe "rb_funcall"                c_rb_funcall_5              :: RValue -> RID -> Int -> RValue -> RValue -> RValue -> RValue -> RValue -> IO RValue
+foreign import ccall   safe "rb_funcall_with_block"     c_rb_funcall_with_block     :: RValue -> RID -> Int -> Ptr RValue -> RValue -> IO RValue
 foreign import ccall unsafe "rb_gv_get"                 c_rb_gv_get                 :: CString -> IO RValue
 foreign import ccall unsafe "rb_intern"                 c_rb_intern                 :: CString -> IO RID
 foreign import ccall unsafe "rb_id2name"                rb_id2name                  :: RID -> IO CString
diff --git a/hruby.cabal b/hruby.cabal
--- a/hruby.cabal
+++ b/hruby.cabal
@@ -2,7 +2,7 @@
 --  see http://haskell.org/cabal/users-guide/
 
 name:                hruby
-version:             0.3.4.4
+version:             0.3.5
 synopsis:            Embed a Ruby intepreter in your Haskell program !
 description:         This doesn't work with Ruby 1.9. Everything you need should be in Foreign.Ruby.Safe.
 license:             BSD3