diff --git a/Codec/Zlib/Lowlevel.hs b/Codec/Zlib/Lowlevel.hs
--- a/Codec/Zlib/Lowlevel.hs
+++ b/Codec/Zlib/Lowlevel.hs
@@ -13,6 +13,7 @@
     , c_set_avail_out
     , c_get_avail_out
     , c_get_avail_in
+    , c_get_next_in
     , c_call_inflate_noflush
     , c_call_deflate_noflush
     , c_call_deflate_finish
@@ -72,6 +73,9 @@
 
 foreign import ccall unsafe "get_avail_in"
     c_get_avail_in :: ZStream' -> IO CUInt
+
+foreign import ccall unsafe "get_next_in"
+    c_get_next_in :: ZStream' -> IO (Ptr CChar)
 
 foreign import ccall unsafe "call_inflate_noflush"
     c_call_inflate_noflush :: ZStream' -> IO CInt
diff --git a/c/helper.c b/c/helper.c
--- a/c/helper.c
+++ b/c/helper.c
@@ -70,6 +70,11 @@
 	return stream->avail_out;
 }
 
+char* get_next_in (z_stream *stream)
+{
+	return stream->next_in;
+}
+
 void free_z_stream_deflate (z_stream *stream)
 {
 	deflateEnd(stream);
diff --git a/zlib-bindings.cabal b/zlib-bindings.cabal
--- a/zlib-bindings.cabal
+++ b/zlib-bindings.cabal
@@ -1,5 +1,5 @@
 name:            zlib-bindings
-version:         0.1.0.1
+version:         0.1.1
 license:         BSD3
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>