diff --git a/library.properties b/library.properties
index 17cfffb..5e4ea23 100644
--- a/library.properties
+++ b/library.properties
@@ -7,3 +7,4 @@ paragraph=This library can handle coil motors, stepper motors, lights, servos.
 category=Device Control
 url=https://github.com/Locoduino/Accessories
 architectures=*
+depends=DIO2, Servo, SX1509 IO Expander