diff --git a/inc/states.h b/inc/states.h
--- a/inc/states.h
+++ b/inc/states.h
@@ -5,11 +5,10 @@
 #include "config.h"
 
 typedef struct {
-    int32_t temp;
-    uint8_t temp_frac;
+    float temp;
     uint8_t state_resume;
     uint8_t state;
-    int32_t setpoint;
+    float setpoint;
     uint8_t pid_enabled;
     uint8_t error_code;
 } therm_status_t;