1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 710364e6c586..743ce27fa0bb 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -872,7 +872,8 @@ static int __init acpi_ec_get_real_ecdt(void)
         acpi_status status;
         struct acpi_table_ecdt *ecdt_ptr;
 
-        status = acpi_get_table("ECDT", 1, (struct acpi_table_header **)&ecdt_ptr);
+        status = acpi_get_table(ACPI_SIG_ECDT, 1,
+                                (struct acpi_table_header **)&ecdt_ptr);
         if (ACPI_FAILURE(status))
                 return -ENODEV;