diff --git a/common.go b/common.go
index fdea914..9e0c30c 100644
--- a/common.go
+++ b/common.go
@@ -180,6 +180,7 @@ const (
 	PoolPropMultiHost
 	PoolPropCheckpoint
 	PoolPropLoadGuid
+	PoolPropAutotrim
 	PoolNumProps
 )