diff --git a/drivers/acpi/acpica/acapps.h b/drivers/acpi/acpica/acapps.h
index 578e37f5cb27d4c74bb454bf4d6977cec055eb1c..8b4ff40a294ca2cfd5b86ec6a33d9ba2f3d163c1 100644
--- a/drivers/acpi/acpica/acapps.h
+++ b/drivers/acpi/acpica/acapps.h
@@ -87,7 +87,7 @@
 	acpi_os_printf (description);
 
 #define ACPI_OPTION(name, description) \
-	acpi_os_printf (" %-18s%s\n", name, description);
+	acpi_os_printf (" %-20s%s\n", name, description);
 
 /* Check for unexpected exceptions */