diff --git a/darwin_controller/src/sim/stm32_dyn_master_v2_servos.c b/darwin_controller/src/sim/stm32_dyn_master_v2_servos.c
index 7c087def6e83315a391d14a7aa29d9774a0f3911..dfd0c23f2a198514d52be609698e74ee4907ef21 100644
--- a/darwin_controller/src/sim/stm32_dyn_master_v2_servos.c
+++ b/darwin_controller/src/sim/stm32_dyn_master_v2_servos.c
@@ -7,3 +7,14 @@ void darwin_dyn_master_v2_init(void)
   darwin_dyn_master_v2.version=DYN_VER2;
 }
 
+inline void darwin_dyn_master_v2_enable_power(void)
+{
+  /* do nothing */
+}
+
+inline void darwin_dyn_master_v2_disable_power(void)
+{
+  /* do nothing */
+}
+
+