diff --git a/drivers/acpi/acpi_tad.c b/drivers/acpi/acpi_tad.c
index 1d670dbe4d1d..b831cb8e53dc 100644
--- a/drivers/acpi/acpi_tad.c
+++ b/drivers/acpi/acpi_tad.c
@@ -27,6 +27,7 @@
 #include <linux/pm_runtime.h>
 #include <linux/suspend.h>
 
+MODULE_DESCRIPTION("ACPI Time and Alarm (TAD) Device Driver");
 MODULE_LICENSE("GPL v2");
 MODULE_AUTHOR("Rafael J. Wysocki");
 
diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c
index 4a9704730224..d2f7fd7743a1 100644
--- a/drivers/acpi/platform_profile.c
+++ b/drivers/acpi/platform_profile.c
@@ -217,4 +217,5 @@ int platform_profile_remove(void)
 EXPORT_SYMBOL_GPL(platform_profile_remove);
 
 MODULE_AUTHOR("Mark Pearson <markpearson@lenovo.com>");
+MODULE_DESCRIPTION("ACPI platform profile sysfs interface");
 MODULE_LICENSE("GPL");