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-rw-r--r--src/library/scala/collection/immutable/List.scala2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/library/scala/collection/immutable/List.scala b/src/library/scala/collection/immutable/List.scala
index c09328cae6..45b761fc00 100644
--- a/src/library/scala/collection/immutable/List.scala
+++ b/src/library/scala/collection/immutable/List.scala
@@ -25,6 +25,8 @@ import java.io.{ObjectOutputStream, ObjectInputStream}
* This class is optimal for last-in-first-out (LIFO), stack-like access patterns. If you need another access
* pattern, for example, random access or FIFO, consider using a collection more suited to this than `List`.
*
+ * $usesMutableState
+ *
* ==Performance==
* '''Time:''' `List` has `O(1)` prepend and head/tail access. Most other operations are `O(n)` on the number of elements in the list.
* This includes the index-based lookup of elements, `length`, `append` and `reverse`.