diff --git a/core/src/dsp/demodulator.h b/core/src/dsp/demodulator.h
index 95e2d48..59f8bbb 100644
--- a/core/src/dsp/demodulator.h
+++ b/core/src/dsp/demodulator.h
@@ -646,7 +646,7 @@ namespace dsp {
 
         void setCostasLoopBw(float costasLoopBw) {
             _costasLoopBw = costasLoopBw;
-            costas.setLoopBandwidth(_costasLoopBw);
+            demod.setLoopBandwidth(_costasLoopBw);
         }
 
         void setMMGains(float omegaGain, float myGain) {