diff --git a/tools/thermal/tmon/tmon.h b/tools/thermal/tmon/tmon.h
index 9e3c49c547ac..7b090a6c95b6 100644
--- a/tools/thermal/tmon/tmon.h
+++ b/tools/thermal/tmon/tmon.h
@@ -36,6 +36,9 @@
 #define NR_LINES_TZDATA 1
 #define TMON_LOG_FILE "/var/tmp/tmon.log"
 
+#include <sys/time.h>
+#include <pthread.h>
+
 extern unsigned long ticktime;
 extern double time_elapsed;
 extern unsigned long target_temp_user;