diff --git a/drivers/thermal/imx_tmu.c b/drivers/thermal/imx_tmu.c
index 4ca22089b8..936068c6cb 100644
--- a/drivers/thermal/imx_tmu.c
+++ b/drivers/thermal/imx_tmu.c
@@ -14,6 +14,7 @@
 #include <dm/device.h>
 #include <errno.h>
 #include <fuse.h>
+#include <linux/delay.h>
 #include <malloc.h>
 #include <thermal.h>