diff --git a/daemon/src/audio/audiortp/audio_rtp_record_handler.h b/daemon/src/audio/audiortp/audio_rtp_record_handler.h
index ac630e2872aac936f7aa05f8c73897c80e6b1296..3a57100fdb76c78d771902e5d632d306e40338f8 100644
--- a/daemon/src/audio/audiortp/audio_rtp_record_handler.h
+++ b/daemon/src/audio/audiortp/audio_rtp_record_handler.h
@@ -132,7 +132,7 @@ class AudioRtpRecordHandler {
         }
 
         int DtmfPending() const {
-            return audioRtpRecord_.dtmfQueue_.size() > 0;
+            return not audioRtpRecord_.dtmfQueue_.empty();
         }
 
         const unsigned char *getMicDataEncoded() const {