diff --git a/doc/api/diagnostics_channel.md b/doc/api/diagnostics_channel.md
index 09bbe4ddbed7af..fbb44368e33caa 100644
--- a/doc/api/diagnostics_channel.md
+++ b/doc/api/diagnostics_channel.md
@@ -1,7 +1,9 @@
 # Diagnostics Channel
 
 <!-- YAML
-added: v15.1.0
+added:
+  - v15.1.0
+  - v14.17.0
 changes:
   - version:
       - v19.2.0