1 files changed, 1 insertions, 1 deletions
diff --git a/gr-trellis/include/gnuradio/trellis/permutation.h b/gr-trellis/include/gnuradio/trellis/permutation.h
index 5c84e88f88..9bc748aef9 100644
--- a/gr-trellis/include/gnuradio/trellis/permutation.h
+++ b/gr-trellis/include/gnuradio/trellis/permutation.h
@@ -26,7 +26,7 @@ class TRELLIS_API permutation : virtual public sync_block
 {
 public:
     // gr::trellis::permutation::sptr
-    typedef boost::shared_ptr<permutation> sptr;
+    typedef std::shared_ptr<permutation> sptr;
 
     static sptr
     make(int K, const std::vector<int>& TABLE, int SYMS_PER_BLOCK, size_t NBYTES);