diff --git a/src/ec/it8587e/i2c.c b/src/ec/it8587e/i2c.c
index 1139e22..f072b0b 100644
--- a/src/ec/it8587e/i2c.c
+++ b/src/ec/it8587e/i2c.c
@@ -1,6 +1,5 @@
 #include <stdbool.h>
 
-#include <board/cpu.h>
 #include <common/i2c.h>
 #include <ec/smbus.h>
 
diff --git a/src/ec/it8587e/ps2.c b/src/ec/it8587e/ps2.c
index 797d60b..538e581 100644
--- a/src/ec/it8587e/ps2.c
+++ b/src/ec/it8587e/ps2.c
@@ -1,6 +1,5 @@
 #include <stdbool.h>
 
-#include <board/cpu.h>
 #include <ec/ps2.h>
 
 #define PS2(NUM) { \
@@ -10,7 +9,7 @@
     .data = &PSDAT ## NUM, \
 }
 
-#define TIMEOUT (F_CPU/1000)
+#define TIMEOUT 1000
 
 #define PSSTS_TIMEOUT_ERR (1 << 6)
 #define PSSTS_FRAME_ERR (1 << 5)