diff --git a/.github/workflows/build_server.yml b/.github/workflows/build_server.yml
index 38129049..a9472a3d 100644
--- a/.github/workflows/build_server.yml
+++ b/.github/workflows/build_server.yml
@@ -48,9 +48,6 @@ jobs:
           brew install portaudio
           python -m pip install --upgrade pip
           pip3 install pyaudio
-          export PYTHONPATH=/Library/Frameworks/Python.framework/Versions/3.11/lib/:$PYTHONPATH 
-          otool -L /Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/_sounddevice_data/portaudio-binaries/libportaudio.dylib
-          otool -L /usr/local/lib/libportaudio.2.dylib
 
       - name: Install Python dependencies
         run: |
diff --git a/modem/arq_session.py b/modem/arq_session.py
index d89b639c..cf203840 100644
--- a/modem/arq_session.py
+++ b/modem/arq_session.py
@@ -166,6 +166,7 @@ class ARQSession:
         }
 
     def update_histograms(self, confirmed_bytes, total_bytes):
+
         stats = self.calculate_session_statistics(confirmed_bytes, total_bytes)
         self.snr_histogram.append(self.snr)
         self.bpm_histogram.append(stats['bytes_per_minute'])
diff --git a/modem/arq_session_iss.py b/modem/arq_session_iss.py
index c7916896..2e1d0712 100644
--- a/modem/arq_session_iss.py
+++ b/modem/arq_session_iss.py
@@ -161,11 +161,6 @@ class ARQSessionISS(arq_session.ARQSession):
         # update statistics
         self.update_histograms(self.confirmed_bytes, self.total_length)
         self.update_speed_level(irs_frame)
-        #if 'offset' in irs_frame:
-        #    self.confirmed_bytes = irs_frame['offset']
-        #    self.log(f"IRS confirmed {self.confirmed_bytes}/{self.total_length} bytes")
-        #    self.event_manager.send_arq_session_progress(
-        #        True, self.id, self.dxcall, self.confirmed_bytes, self.total_length, self.state.name, statistics=self.calculate_session_statistics(self.confirmed_bytes, self.total_length))
 
 
         if self.expected_byte_offset > self.total_length: