diff --git a/states.h b/states.h
--- a/states.h
+++ b/states.h
@@ -17,6 +17,7 @@ typedef struct {
     uint16_t k_p;
     uint16_t k_i;
     uint16_t k_d;
+    int16_t temp_offset;
     uint8_t ignore_tc_error;
     int16_t setpoint_brew;
     int16_t setpoint_steam;
@@ -39,6 +40,7 @@ enum state {
     STATE_SETWINDUP,
     STATE_SETBOOTTOBREW,
     STATE_SETUNITS,
+    STATE_SETTEMPOFFSET,
 
     STATE_PREHEAT_BREW,
     STATE_MAINTAIN_BREW,