diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
index 01d30f6ed8fb..cfbd2de0ca6e 100644
--- a/drivers/tty/serial/8250/8250_core.c
+++ b/drivers/tty/serial/8250/8250_core.c
@@ -32,7 +32,6 @@
 #include <linux/mutex.h>
 #include <linux/slab.h>
 #include <linux/uaccess.h>
-#include <linux/pm_runtime.h>
 #include <linux/io.h>
 #ifdef CONFIG_SPARC
 #include <linux/sunserialcore.h>