diff --git a/software/gr-caribouLite/grc/caribouLite_caribouLiteSource.block.yml b/software/gr-caribouLite/grc/caribouLite_caribouLiteSource.block.yml
index e052b81..9251bce 100644
--- a/software/gr-caribouLite/grc/caribouLite_caribouLiteSource.block.yml
+++ b/software/gr-caribouLite/grc/caribouLite_caribouLiteSource.block.yml
@@ -7,7 +7,7 @@ templates:
   imports: 
     from gnuradio import caribouLite
   make: 
-    caribouLite.caribouLiteSource(${channel}, ${enable_agc}, ${rx_gain}, ${rx_bw}, ${sample_rate}, ${freq})
+    caribouLite.caribouLiteSource(${channel}, ${enable_agc}, ${rx_gain}, ${rx_bw}, ${sample_rate}, ${freq}, ${provide_sync})
   
 parameters:
 - id: channel
@@ -40,10 +40,16 @@ parameters:
   dtype: float
   default: 900000000.0
 
+- id: provide_sync
+  dtype: enum
+  options: ['True', 'False']
+  hide: part
+  default: 'False'
+
 cpp_templates:
     includes: ['#include <gnuradio/caribouLite/caribouLiteSource.h>']
     declarations: 'caribouLite::caribouLiteSource::sptr ${id};'
-    make: 'this->${id} = caribouLite::caribouLiteSource::make(${channel}, ${enable_agc}, ${rx_gain}, ${rx_bw}, ${sample_rate}, ${freq});'
+    make: 'this->${id} = caribouLite::caribouLiteSource::make(${channel}, ${enable_agc}, ${rx_gain}, ${rx_bw}, ${sample_rate}, ${freq}, ${provide_sync});'
     packages: ['gnuradio-caribouLite']
     link: ['gnuradio::gnuradio-caribouLite']
     translations:
@@ -60,5 +66,6 @@ outputs:
 - label: sync
   domain: stream
   dtype: byte
+  hide: ${False if str(provide_sync)=='True' else True}
 
 file_format: 1
diff --git a/software/gr-caribouLite/include/gnuradio/caribouLite/caribouLiteSource.h b/software/gr-caribouLite/include/gnuradio/caribouLite/caribouLiteSource.h
index bb6ffd3..d21747f 100644
--- a/software/gr-caribouLite/include/gnuradio/caribouLite/caribouLiteSource.h
+++ b/software/gr-caribouLite/include/gnuradio/caribouLite/caribouLiteSource.h
@@ -32,7 +32,13 @@ namespace gr {
        * class. caribouLite::caribouLiteSource::make is the public interface for
        * creating new instances.
        */
-      static sptr make(int channel=0, bool enable_agc=false, float rx_gain=40, float rx_bw=2500000, float sample_rate=4000000, float freq=900000000);
+      static sptr make(int channel=0,
+                      bool enable_agc=false,
+                      float rx_gain=40,
+                      float rx_bw=2500000,
+                      float sample_rate=4000000,
+                      float freq=900000000,
+                      bool provide_sync = false);
     };
 
   } // namespace caribouLite
diff --git a/software/gr-caribouLite/lib/caribouLiteSource_impl.cc b/software/gr-caribouLite/lib/caribouLiteSource_impl.cc
index 88463cd..d621e27 100644
--- a/software/gr-caribouLite/lib/caribouLiteSource_impl.cc
+++ b/software/gr-caribouLite/lib/caribouLiteSource_impl.cc
@@ -28,15 +28,33 @@ namespace gr {
         }
 
         //-------------------------------------------------------------------------------------------------------------
-        caribouLiteSource::sptr caribouLiteSource::make(int channel, bool enable_agc, float rx_gain, float rx_bw, float sample_rate, float freq)
+        caribouLiteSource::sptr caribouLiteSource::make(int channel,
+                                                    bool enable_agc,
+                                                    float rx_gain,
+                                                    float rx_bw,
+                                                    float sample_rate,
+                                                    float freq,
+                                                    bool provide_sync)
         {
-            return gnuradio::make_block_sptr<caribouLiteSource_impl>(channel, enable_agc, rx_gain, rx_bw, sample_rate, freq);
+            return gnuradio::make_block_sptr<caribouLiteSource_impl>(channel,
+                                                                    enable_agc,
+                                                                    rx_gain,
+                                                                    rx_bw,
+                                                                    sample_rate,
+                                                                    freq,
+                                                                    provide_sync);
         }
 
 
         // public constructor
         //-------------------------------------------------------------------------------------------------------------
-        caribouLiteSource_impl::caribouLiteSource_impl(int channel, bool enable_agc, float rx_gain, float rx_bw, float sample_rate, float freq)
+        caribouLiteSource_impl::caribouLiteSource_impl(int channel,
+                                                bool enable_agc,
+                                                float rx_gain,
+                                                float rx_bw,
+                                                float sample_rate,
+                                                float freq,
+                                                bool provide_sync)
                         : gr::sync_block("caribouLiteSource",
                           gr::io_signature::make(0, 0, 0),
                           gr::io_signature::make(1 /* min outputs */, 1 /*max outputs */, sizeof(gr_complex)))
@@ -49,12 +67,13 @@ namespace gr {
             _rx_bw = rx_bw;
             _sample_rate = sample_rate;
             _frequency = freq;
+            _mtu_size = _radio->GetNativeMtuSample();
+            _provide_sync = provide_sync;
+
             CaribouLite &cl = CaribouLite::GetInstance(false);
             _cl = &cl;
             _radio = cl.GetRadioChannel(_channel);
             
-            _mtu_size = _radio->GetNativeMtuSample();
-            
             // setup parameters
             _radio->SetRxGain(rx_gain);
             _radio->SetAgc(enable_agc);
@@ -82,16 +101,18 @@ namespace gr {
             auto out_sync = static_cast<uint8_t*>(output_items[1]);
             
             _metadata = new cariboulite_sample_meta[noutput_items];
-
             int ret = _radio->ReadSamples(out_samples, _metadata, static_cast<size_t>(noutput_items));
             
             if (ret <= 0) { //fail
                 delete[] _metadata;
                 return 0;
-            }  else { //success
-                for (int i = 0; i < ret; i++)
+            } else { //success
+                if (_provide_sync)
                 {
-                    out_sync[i] = _metadata[i].sync;
+                    for (int i = 0; i < ret; i++)
+                    {
+                        out_sync[i] = _metadata[i].sync;
+                    }
                 }
                 delete[] _metadata;
             }
diff --git a/software/gr-caribouLite/lib/caribouLiteSource_impl.h b/software/gr-caribouLite/lib/caribouLiteSource_impl.h
index f9c8cd0..4c5e485 100644
--- a/software/gr-caribouLite/lib/caribouLiteSource_impl.h
+++ b/software/gr-caribouLite/lib/caribouLiteSource_impl.h
@@ -27,13 +27,20 @@ namespace gr
             float _sample_rate;
             float _frequency;
             size_t _mtu_size;
+            bool _provide_sync;
+
             cariboulite_sample_meta* _metadata;
-            
             CaribouLite* _cl;
             CaribouLiteRadio *_radio;
             
         public:
-            caribouLiteSource_impl(int channel, bool enable_agc, float rx_gain, float rx_bw, float sample_rate, float freq);
+            caribouLiteSource_impl(int channel,
+                                bool enable_agc,
+                                float rx_gain,
+                                float rx_bw,
+                                float sample_rate,
+                                float freq,
+                                bool provide_sync);
             ~caribouLiteSource_impl();
 
             int work(
diff --git a/software/gr-caribouLite/python/caribouLite/bindings/caribouLiteSource_python.cc b/software/gr-caribouLite/python/caribouLite/bindings/caribouLiteSource_python.cc
index 83b88af..f9b4e8c 100644
--- a/software/gr-caribouLite/python/caribouLite/bindings/caribouLiteSource_python.cc
+++ b/software/gr-caribouLite/python/caribouLite/bindings/caribouLiteSource_python.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Free Software Foundation, Inc.
+ * Copyright 2024 Free Software Foundation, Inc.
  *
  * This file is part of GNU Radio
  *
@@ -14,7 +14,7 @@
 /* BINDTOOL_GEN_AUTOMATIC(0)                                                       */
 /* BINDTOOL_USE_PYGCCXML(0)                                                        */
 /* BINDTOOL_HEADER_FILE(caribouLiteSource.h)                                        */
-/* BINDTOOL_HEADER_FILE_HASH(9ce2846f2939a8b8e624a4612154ad52)                     */
+/* BINDTOOL_HEADER_FILE_HASH(9aa68c862233e30766b0524aaf530760)                     */
 /***********************************************************************************/
 
 #include <pybind11/complex.h>
@@ -30,30 +30,26 @@ namespace py = pybind11;
 void bind_caribouLiteSource(py::module& m)
 {
 
-    using caribouLiteSource    = gr::caribouLite::caribouLiteSource;
+    using caribouLiteSource = ::gr::caribouLite::caribouLiteSource;
 
 
-    py::class_<caribouLiteSource, gr::sync_block, gr::block, gr::basic_block,
-        std::shared_ptr<caribouLiteSource>>(m, "caribouLiteSource", D(caribouLiteSource))
+    py::class_<caribouLiteSource,
+               gr::sync_block,
+               gr::block,
+               gr::basic_block,
+               std::shared_ptr<caribouLiteSource>>(
+        m, "caribouLiteSource", D(caribouLiteSource))
 
         .def(py::init(&caribouLiteSource::make),
-           D(caribouLiteSource,make)
-        )
-        
-
+             py::arg("channel") = 0,
+             py::arg("enable_agc") = false,
+             py::arg("rx_gain") = 40,
+             py::arg("rx_bw") = 2500000,
+             py::arg("sample_rate") = 4000000,
+             py::arg("freq") = 900000000,
+             py::arg("provide_sync") = false,
+             D(caribouLiteSource, make))
 
 
         ;
-
-
-
-
 }
-
-
-
-
-
-
-
-
diff --git a/software/gr-caribouLite/python/caribouLite/bindings/docstrings/caribouLiteSource_pydoc_template.h b/software/gr-caribouLite/python/caribouLite/bindings/docstrings/caribouLiteSource_pydoc_template.h
index d70dc2f..694e399 100644
--- a/software/gr-caribouLite/python/caribouLite/bindings/docstrings/caribouLiteSource_pydoc_template.h
+++ b/software/gr-caribouLite/python/caribouLite/bindings/docstrings/caribouLiteSource_pydoc_template.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Free Software Foundation, Inc.
+ * Copyright 2024 Free Software Foundation, Inc.
  *
  * This file is part of GNU Radio
  *
@@ -15,13 +15,10 @@
  */
 
 
-
- static const char *__doc_gr_caribouLite_caribouLiteSource = R"doc()doc";
+static const char* __doc_gr_caribouLite_caribouLiteSource = R"doc()doc";
 
 
- static const char *__doc_gr_caribouLite_caribouLiteSource_caribouLiteSource = R"doc()doc";
+static const char* __doc_gr_caribouLite_caribouLiteSource_caribouLiteSource = R"doc()doc";
 
 
- static const char *__doc_gr_caribouLite_caribouLiteSource_make = R"doc()doc";
-
-  
+static const char* __doc_gr_caribouLite_caribouLiteSource_make = R"doc()doc";