diff --git a/commerce_coupon.info b/commerce_coupon.info
index 8ae765cdc23a397b1f338a8607e29943eec3007f..a2f94b5d5c95f82900621ea1221f7b162ca30f6c 100644
--- a/commerce_coupon.info
+++ b/commerce_coupon.info
@@ -1,5 +1,6 @@
 name = Commerce Coupon
 description = "Coupon module for the commerce shopping cart."
+dependencies[] = number
 dependencies[] = commerce
 dependencies[] = commerce_checkout
 dependencies[] = commerce_price