diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index eaa70b23dd0b..7c5b040a83e8 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -213,8 +213,8 @@ static int acpi_ac_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	ac->device = adev;
-	strcpy(acpi_device_name(adev), ACPI_AC_DEVICE_NAME);
-	strcpy(acpi_device_class(adev), ACPI_AC_CLASS);
+	strscpy(acpi_device_name(adev), ACPI_AC_DEVICE_NAME);
+	strscpy(acpi_device_class(adev), ACPI_AC_CLASS);
 
 	platform_set_drvdata(pdev, ac);