diff --git a/lib/bladerf/bladerf_sink_c.cc b/lib/bladerf/bladerf_sink_c.cc
index 7754679..9e57a84 100644
--- a/lib/bladerf/bladerf_sink_c.cc
+++ b/lib/bladerf/bladerf_sink_c.cc
@@ -331,7 +331,7 @@ int bladerf_sink_c::work( int noutput_items,
                           gr_vector_void_star &output_items )
 {
   const gr_complex *in = (const gr_complex *) input_items[0];
-  int num_samples, to_copy;
+  int num_samples;
   bool running = is_running();
 
   /* Total samples we want to process */
diff --git a/lib/rtl_tcp/rtl_tcp_source_f.cc b/lib/rtl_tcp/rtl_tcp_source_f.cc
index 211cc95..389c4f4 100644
--- a/lib/rtl_tcp/rtl_tcp_source_f.cc
+++ b/lib/rtl_tcp/rtl_tcp_source_f.cc
@@ -236,8 +236,7 @@ int rtl_tcp_source_f::work (int noutput_items,
                             gr_vector_void_star &output_items)
 {
   float *out = (float *) output_items[0];
-  ssize_t r=0, nbytes=0, bytes_received=0;
-  ssize_t total_bytes = (ssize_t)(d_itemsize*noutput_items);
+  ssize_t r = 0;
 
   int bytesleft = noutput_items;
   int index = 0;