diff --git a/include/linux/freezer.h b/include/linux/freezer.h
index 6e05e3e7ce39..393063096134 100644
--- a/include/linux/freezer.h
+++ b/include/linux/freezer.h
@@ -1,5 +1,7 @@
 /* Freezer declarations */
 
+#include <linux/sched.h>
+
 #ifdef CONFIG_PM
 /*
  * Check if a process has been frozen