#if defined TIMER4A_ENABLED && defined TIMER4_COMPA_vect
-DEFINE_REGISTER_OC_INTR_AT_TICS(4, TIMER4_COMPA_vect)
+DEFINE_REGISTER_OC_INTR_AT_TICS(4A, TIMER4_COMPA_vect)
#endif
#if defined TIMER4B_ENABLED && defined TIMER4_COMPB_vect
-DEFINE_REGISTER_OC_INTR_AT_TICS(4, TIMER4_COMPB_vect)
+DEFINE_REGISTER_OC_INTR_AT_TICS(4B, TIMER4_COMPB_vect)
#endif
#if defined TIMER4C_ENABLED && defined TIMER4_COMPC_vect
-DEFINE_REGISTER_OC_INTR_AT_TICS(4, TIMER4_COMPC_vect)
+DEFINE_REGISTER_OC_INTR_AT_TICS(4C, TIMER4_COMPC_vect)
#endif