diff --git a/radio/src/mixer_scheduler.cpp b/radio/src/mixer_scheduler.cpp
index 82dfb7086..8132fe2f0 100644
--- a/radio/src/mixer_scheduler.cpp
+++ b/radio/src/mixer_scheduler.cpp
@@ -37,12 +37,12 @@ static MixerSchedule mixerSchedules[NUM_MODULES];
 
 uint16_t getMixerSchedulerPeriod()
 {
-#if defined(INTERNAL_MODULE)
+#if defined(HARDWARE_INTERNAL_MODULE)
   if (mixerSchedules[INTERNAL_MODULE].period) {
     return mixerSchedules[INTERNAL_MODULE].period;
   }
 #endif
-#if defined(EXTERNAL_MODULE)
+#if 1 //defined(HARDWARE_EXTERNAL_MODULE)
   if (mixerSchedules[EXTERNAL_MODULE].period) {
     return mixerSchedules[EXTERNAL_MODULE].period;
   }
diff --git a/radio/src/tasks.cpp b/radio/src/tasks.cpp
index f85c6a6b2..8346b2ceb 100644
--- a/radio/src/tasks.cpp
+++ b/radio/src/tasks.cpp
@@ -174,14 +174,7 @@ TASK_FUNCTION(mixerTask)
       doMixerCalculations();
 
       // TODO: fix runMask
-      uint8_t runMask = 0;
-#if defined(INTERNAL_MODULE)
-      runMask != (1 << INTERNAL_MODULE)
-#endif
-#if defined(EXTERNAL_MODULE)
-      runMask != (1 << EXTERNAL_MODULE)
-#endif
-      sendSynchronousPulses(runMask);
+      sendSynchronousPulses((1 << INTERNAL_MODULE) | (1 << EXTERNAL_MODULE));
 
       doMixerPeriodicUpdates();