diff --git a/src/ec/google/chromeec/ec_commands.h b/src/ec/google/chromeec/ec_commands.h
index a90e22dc98..b562dd62d8 100644
--- a/src/ec/google/chromeec/ec_commands.h
+++ b/src/ec/google/chromeec/ec_commands.h
@@ -346,6 +346,8 @@
  */
 #ifndef __ACPI__
 
+#include <stdint.h>
+
 /*
  * Define __packed if someone hasn't beat us to it.  Linux kernel style
  * checking prefers __packed over __attribute__((packed)).