diff --git a/exercises/accumulate/.deprecated b/exercises/accumulate/.deprecated
new file mode 100644
index 0000000000..75a55edc0c
--- /dev/null
+++ b/exercises/accumulate/.deprecated
@@ -0,0 +1,3 @@
+**NOTE: This exercise has been deprecated**
+Your track should implement "list-ops" instead.
+https://github.com/exercism/problem-specifications/issues/129