diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index dec044c04273..ea5a0496a4fd 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -192,7 +192,7 @@ int acpi_bus_set_power(acpi_handle handle, int state)
 	/* Make sure this is a valid target state */
 
 	if (!device->flags.power_manageable) {
-		printk(KERN_DEBUG "Device `[%s]is not power manageable",
+		printk(KERN_DEBUG "Device `[%s]' is not power manageable",
 				device->kobj.name);
 		return -ENODEV;
 	}