diff --git a/docs/releasenotes/app-version-mapping.md b/docs/releasenotes/app-version-mapping.md
new file mode 100644
index 00000000..bd32a7c4
--- /dev/null
+++ b/docs/releasenotes/app-version-mapping.md
@@ -0,0 +1,23 @@
+# Version mapping
+
+The following table summarizes the version mapping between controller and chart versions:
+
+|Controller (App) Version|Chart Version|
+|---|---|
+|0.26.0|0.21.0|
+|0.25.2|0.20.2|
+|0.25.1|0.20.1|
+|0.25.0|0.20.0|
+|0.24.0|0.19.0|
+|0.23.0|0.18.0|
+|0.22.3|0.17.3|
+|0.22.2|0.17.2|
+|0.22.1|0.17.1|
+|0.22.0|0.17.0|
+|0.21.1|0.16.1|
+|0.21.0|0.16.0|
+|0.20.4|0.15.3|
+|0.20.3|0.15.1/0.15.0|
+|0.20.2|0.14.0|
+|0.19.0|0.12.0|
+|0.18.2|0.11.0|