diff --git a/drivers/dca/dca-sysfs.c b/drivers/dca/dca-sysfs.c
index 5e8f335e6f6ef36145da8ec7461ba15c04f6344c..591b6597c00a68eee807559bb1237727a2f2e14a 100644
--- a/drivers/dca/dca-sysfs.c
+++ b/drivers/dca/dca-sysfs.c
@@ -27,6 +27,7 @@
 #include <linux/err.h>
 #include <linux/dca.h>
 #include <linux/gfp.h>
+#include <linux/export.h>
 
 static struct class *dca_class;
 static struct idr dca_idr;