1 files changed, 4 insertions, 3 deletions
diff --git a/gr-vocoder/include/vocoder_ulaw_decode_bs.h b/gr-vocoder/include/vocoder_ulaw_decode_bs.h
index 1126c6cb3..f69358168 100644
--- a/gr-vocoder/include/vocoder_ulaw_decode_bs.h
+++ b/gr-vocoder/include/vocoder_ulaw_decode_bs.h
@@ -23,13 +23,14 @@
 #ifndef INCLUDED_VOCODER_ULAW_DECODE_BS_H
 #define INCLUDED_VOCODER_ULAW_DECODE_BS_H
 
+#include <vocoder_api.h>
 #include <gr_sync_block.h>
 
 class vocoder_ulaw_decode_bs;
 
 typedef boost::shared_ptr<vocoder_ulaw_decode_bs> vocoder_ulaw_decode_bs_sptr;
 
-vocoder_ulaw_decode_bs_sptr vocoder_make_ulaw_decode_bs();
+VOCODER_API vocoder_ulaw_decode_bs_sptr vocoder_make_ulaw_decode_bs();
 
 /*!
  * \brief This block performs ulaw audio decoding. 
@@ -37,10 +38,10 @@ vocoder_ulaw_decode_bs_sptr vocoder_make_ulaw_decode_bs();
  * \ingroup vocoder_blk
  */
 
-class vocoder_ulaw_decode_bs : public gr_sync_block
+class VOCODER_API vocoder_ulaw_decode_bs : public gr_sync_block
 {
 private:
-  friend vocoder_ulaw_decode_bs_sptr vocoder_make_ulaw_decode_bs();
+  friend VOCODER_API vocoder_ulaw_decode_bs_sptr vocoder_make_ulaw_decode_bs();
 
   vocoder_ulaw_decode_bs();