diff --git a/src/ec/it8587e/i2c.c b/src/ec/it8587e/i2c.c
index 53183b4..1139e22 100644
--- a/src/ec/it8587e/i2c.c
+++ b/src/ec/it8587e/i2c.c
@@ -7,16 +7,6 @@
 //TODO: find best value
 #define I2C_TIMEOUT 1000
 
-#define HOSTA_BYTE_DONE (1 << 7)
-#define HOSTA_TIMEOUT (1 << 6)
-#define HOSTA_NACK (1 << 5)
-#define HOSTA_FAIL (1 << 4)
-#define HOSTA_BUS_ERR (1 << 3)
-#define HOSTA_DEV_ERR (1 << 2)
-#define HOSTA_FINISH (1 << 1)
-#define HOSTA_BUSY (1 << 0)
-#define HOSTA_ERR (HOSTA_TIMEOUT | HOSTA_NACK | HOSTA_FAIL | HOSTA_BUS_ERR | HOSTA_DEV_ERR)
-
 void i2c_reset(bool kill) {
     if (HOSTAA & HOSTA_BUSY) {
         // Set kill bit
diff --git a/src/ec/it8587e/include/ec/smbus.h b/src/ec/it8587e/include/ec/smbus.h
index 487b7f1..8e328c8 100644
--- a/src/ec/it8587e/include/ec/smbus.h
+++ b/src/ec/it8587e/include/ec/smbus.h
@@ -3,6 +3,16 @@
 
 #include <stdint.h>
 
+#define HOSTA_BYTE_DONE (1 << 7)
+#define HOSTA_TIMEOUT (1 << 6)
+#define HOSTA_NACK (1 << 5)
+#define HOSTA_FAIL (1 << 4)
+#define HOSTA_BUS_ERR (1 << 3)
+#define HOSTA_DEV_ERR (1 << 2)
+#define HOSTA_FINISH (1 << 1)
+#define HOSTA_BUSY (1 << 0)
+#define HOSTA_ERR (HOSTA_TIMEOUT | HOSTA_NACK | HOSTA_FAIL | HOSTA_BUS_ERR | HOSTA_DEV_ERR)
+
 // Host status for channel A
 volatile uint8_t __xdata __at(0x1C00) HOSTAA;
 // Host control for channel A