diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 2afe599..cca1aa1 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -70,7 +70,7 @@
 	return ret;
 }
 
-static struct sysfs_ops driver_sysfs_ops = {
+static const struct sysfs_ops driver_sysfs_ops = {
 	.show	= drv_attr_show,
 	.store	= drv_attr_store,
 };
@@ -115,7 +115,7 @@
 	return ret;
 }
 
-static struct sysfs_ops bus_sysfs_ops = {
+static const struct sysfs_ops bus_sysfs_ops = {
 	.show	= bus_attr_show,
 	.store	= bus_attr_store,
 };
diff --git a/drivers/base/class.c b/drivers/base/class.c
index 2e297cc..0147f47 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -63,7 +63,7 @@
 	kfree(cp);
 }
 
-static struct sysfs_ops class_sysfs_ops = {
+static const struct sysfs_ops class_sysfs_ops = {
 	.show	= class_attr_show,
 	.store	= class_attr_store,
 };
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 58ec106..b0d6646 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -100,7 +100,7 @@
 	return ret;
 }
 
-static struct sysfs_ops dev_sysfs_ops = {
+static const struct sysfs_ops dev_sysfs_ops = {
 	.show	= dev_attr_show,
 	.store	= dev_attr_store,
 };
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 747c99e..8980fee 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -54,7 +54,7 @@
 	return -EIO;
 }
 
-static struct sysfs_ops sysfs_ops = {
+static const struct sysfs_ops sysfs_ops = {
 	.show	= sysdev_show,
 	.store	= sysdev_store,
 };
@@ -104,7 +104,7 @@
 	return -EIO;
 }
 
-static struct sysfs_ops sysfs_class_ops = {
+static const struct sysfs_ops sysfs_class_ops = {
 	.show	= sysdev_class_show,
 	.store	= sysdev_class_store,
 };