diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c
index d278381..73aed5f 100644
--- a/drivers/acpi/processor_throttling.c
+++ b/drivers/acpi/processor_throttling.c
@@ -1291,7 +1291,7 @@
 	return count;
 }
 
-struct file_operations acpi_processor_throttling_fops = {
+const struct file_operations acpi_processor_throttling_fops = {
 	.owner = THIS_MODULE,
 	.open = acpi_processor_throttling_open_fs,
 	.read = seq_read,