diff --git a/sbt/src/main/scala/sbt/Import.scala b/sbt/src/main/scala/sbt/Import.scala
index 3eb13580a..b71e855df 100644
--- a/sbt/src/main/scala/sbt/Import.scala
+++ b/sbt/src/main/scala/sbt/Import.scala
@@ -122,6 +122,7 @@ trait Import {
 
   // sbt.internal.util
   val AList = sbt.internal.util.AList
+  type AList[K[L[x]]] = sbt.internal.util.AList[K]
   type AbstractRMap[K[_], V[_]] = sbt.internal.util.AbstractRMap[K, V]
   type AlreadyHandledException = sbt.internal.util.AlreadyHandledException
   val AttributeEntry = sbt.internal.util.AttributeEntry