diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 4edc8a3..30e2df9 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -1297,8 +1297,10 @@ static void acpi_sleep_hibernate_setup(void)
 		return;
 
 	acpi_get_table(ACPI_SIG_FACS, 1, (struct acpi_table_header **)&facs);
-	if (facs)
+	if (facs) {
 		s4_hardware_signature = facs->hardware_signature;
+		acpi_put_table((struct acpi_table_header *)facs);
+	}
 }
 #else /* !CONFIG_HIBERNATION */
 static inline void acpi_sleep_hibernate_setup(void) {}