diff --git a/conf/modules/infrared_adc.xml b/conf/modules/infrared_adc.xml
index d5fd02f078..a7d7d56d47 100644
--- a/conf/modules/infrared_adc.xml
+++ b/conf/modules/infrared_adc.xml
@@ -1,5 +1,4 @@
 <!DOCTYPE module SYSTEM "module.dtd">
-<!-- @define IR_ADC_READ_ONLY for read only module -->
 
 <module name="ir_adc" dir="sensors">
   <header>
diff --git a/sw/airborne/subsystems/sensors/infrared_adc.c b/sw/airborne/subsystems/sensors/infrared_adc.c
index 86533aeb67..6e717c4dbb 100644
--- a/sw/airborne/subsystems/sensors/infrared_adc.c
+++ b/sw/airborne/subsystems/sensors/infrared_adc.c
@@ -95,10 +95,7 @@ void infrared_adc_update(void) {
 #ifdef ADC_CHANNEL_IR_TOP
   ir_adc.ir3 = (int32_t)(buf_ir3.sum/buf_ir3.av_nb_sample) - IR_ADC_TOP_NEUTRAL;
 #endif // IR_TOP
-#ifndef IR_ADC_READ_ONLY
   UpdateIRValue(ir_adc);
-#endif
 #endif /* !SITL && !HITL */
-/** #else ir_roll set by simulator in sim_ir.c */
 }