diff --git a/src/pifmrds/pi_fm_rds.cpp b/src/pifmrds/pi_fm_rds.cpp
index 0b7fbcc..a3a6afd 100644
--- a/src/pifmrds/pi_fm_rds.cpp
+++ b/src/pifmrds/pi_fm_rds.cpp
@@ -173,7 +173,7 @@ int tx(uint32_t carrier_freq, char *audio_file, uint16_t pi, char *ps, char *rt,
                 deviation = std::stoi(pollResult.arg);
                 deviation_scale_factor=  0.1 * (deviation );
             } else if(pollResult.res == CONTROL_PIPE_STEREO_SET) {
-                dstereo = !pollResult.arg_int;
+                dstereo = pollResult.arg_int;
             } else if(pollResult.res == CONTROL_PIPE_GAIN_SET) {
                 gaim = std::stof(pollResult.arg);
             } else if(pollResult.res == CONTROL_PIPE_COMPRESSORDECAY_SET) {