diff --git a/conf/autopilot/subsystems/rotorcraft/actuators_asctec.makefile b/conf/autopilot/subsystems/rotorcraft/actuators_asctec.makefile
index e31987e894..45fd6aaf54 100644
--- a/conf/autopilot/subsystems/rotorcraft/actuators_asctec.makefile
+++ b/conf/autopilot/subsystems/rotorcraft/actuators_asctec.makefile
@@ -15,6 +15,4 @@ endif
 # Simulator
 sim.srcs += $(SRC_FIRMWARE)/actuators/actuators_asctec.c
 sim.CFLAGS += -DUSE_I2C0 -DI2C0_SCLL=150 -DI2C0_SCLH=150 -DI2C0_VIC_SLOT=11
-sim.srcs += mcu_periph/i2c.c
-sim.srcs += $(SRC_ARCH)/mcu_periph/i2c_arch.c
 
diff --git a/conf/autopilot/subsystems/rotorcraft/actuators_mkk.makefile b/conf/autopilot/subsystems/rotorcraft/actuators_mkk.makefile
index a55d0e4313..5922e9c2ce 100644
--- a/conf/autopilot/subsystems/rotorcraft/actuators_mkk.makefile
+++ b/conf/autopilot/subsystems/rotorcraft/actuators_mkk.makefile
@@ -51,5 +51,3 @@ endif
 sim.srcs += $(SRC_FIRMWARE)/actuators/supervision.c
 sim.srcs += $(SRC_FIRMWARE)/actuators/actuators_mkk.c
 sim.CFLAGS += -DUSE_I2C0 -DI2C0_SCLL=$(MKK_I2C_SCL_TIME) -DI2C0_SCLH=$(MKK_I2C_SCL_TIME) -DI2C0_VIC_SLOT=10 -DACTUATORS_MKK_DEVICE=i2c1
-sim.srcs += mcu_periph/i2c.c
-sim.srcs += $(SRC_ARCH)/mcu_periph/i2c_arch.c
diff --git a/conf/autopilot/subsystems/rotorcraft/actuators_skiron.makefile b/conf/autopilot/subsystems/rotorcraft/actuators_skiron.makefile
index 1db87848db..b46487f875 100644
--- a/conf/autopilot/subsystems/rotorcraft/actuators_skiron.makefile
+++ b/conf/autopilot/subsystems/rotorcraft/actuators_skiron.makefile
@@ -50,6 +50,4 @@ endif
 sim.srcs += $(SRC_FIRMWARE)/actuators/supervision.c
 sim.srcs += $(SRC_FIRMWARE)/actuators/actuators_skiron.c
 sim.CFLAGS += -DUSE_I2C0 -DI2C0_SCLL=$(SKIRON_I2C_SCL_TIME) -DI2C0_SCLH=$(SKIRON_I2C_SCL_TIME) -DI2C0_VIC_SLOT=10 -DACTUATORS_MKK_DEVICE=i2c0
-sim.srcs += mcu_periph/i2c.c
-sim.srcs += $(SRC_ARCH)/mcu_periph/i2c_arch.c