diff --git a/module_usb_audio/mixer/mixer.xc b/module_usb_audio/mixer/mixer.xc
index 9d637344..bc38ccb2 100644
--- a/module_usb_audio/mixer/mixer.xc
+++ b/module_usb_audio/mixer/mixer.xc
@@ -620,7 +620,7 @@ static void mixer2(chanend c_mixer1, chanend c_audio)
     {
 #pragma xta endpoint "mixer2_req"
         request = inuint(c_audio);
-        
+
         /* Forward the request on */
         outuint(c_mixer1, request);
 
diff --git a/module_usb_audio/usb_buffer/decouple.xc b/module_usb_audio/usb_buffer/decouple.xc
index 8dd20c01..c28d00db 100644
--- a/module_usb_audio/usb_buffer/decouple.xc
+++ b/module_usb_audio/usb_buffer/decouple.xc
@@ -130,7 +130,7 @@ void handle_audio_request(chanend c_mix_out)
 
     /* Input word that triggered interrupt and handshake back */
     unsigned underflowSample = inuint(c_mix_out);
-    
+
     outuint(c_mix_out, 0);
 
     /* If in overflow condition then receive samples and throw away */