diff --git a/docs/deprecated.md b/docs/deprecated.md
index d9659d2d..3a5f6c69 100644
--- a/docs/deprecated.md
+++ b/docs/deprecated.md
@@ -13,9 +13,9 @@ particular:
 A list of deprecated features and the version in which they were deprecated follows:
 
 -   Support to NGSI v1.
--   Support to Node.js v4 in iotagent-json 1.9.0.
--   Support to Node.js v6 in iotagent-json 1.10.0.
--   Support to Node.js v8 in iotagent-json 1.14.0.
+-   Support to Node.js v4 in iotagent-json 1.9.0 (finally removed in 1.10.0)
+-   Support to Node.js v6 in iotagent-json 1.10.0 (finally removed in 1.11.0)
+-   Support to Node.js v8 in iotagent-json 1.14.0 (finally removed in 1.15.0)
 -   Support to Node.js v10 in iotagent-json 1.17.0.
 
 The use of Node.js v12 is highly recommended.