diff --git a/drivers/thermal/imx_thermal.c b/drivers/thermal/imx_thermal.c
index da3fca9..101bd5e 100644
--- a/drivers/thermal/imx_thermal.c
+++ b/drivers/thermal/imx_thermal.c
@@ -16,6 +16,7 @@
 #include <dm.h>
 #include <errno.h>
 #include <malloc.h>
+#include <linux/delay.h>
 #include <linux/math64.h>
 #include <thermal.h>
 #include <imx_thermal.h>