diff --git a/src/ui/px4_configuration/PX4RCCalibration.cc b/src/ui/px4_configuration/PX4RCCalibration.cc
index 089721d927216b507b50af2caa9721de267236ec..172a8289c343ab16d64163046ede309584dc5274 100644
--- a/src/ui/px4_configuration/PX4RCCalibration.cc
+++ b/src/ui/px4_configuration/PX4RCCalibration.cc
@@ -258,7 +258,7 @@ void PX4RCCalibration::_writeCalibration(bool trimsOnly)
 ///     @param fval Current value for channel
 void PX4RCCalibration::_remoteControlChannelRawChanged(int chan, float fval)
 {
-    Q_ASSERT(chan >=0 and chan <= _chanMax);
+    Q_ASSERT(chan >=0 && chan <= _chanMax);
 
     // We always update raw values
     _rcRawValue[chan] = fval;