diff --git a/docs/docs/91-migrations.md b/docs/docs/91-migrations.md
index b482373d1..4be61580f 100644
--- a/docs/docs/91-migrations.md
+++ b/docs/docs/91-migrations.md
@@ -19,6 +19,9 @@ Some versions need some changes to the server configuration or the pipeline conf
   - `WOODPECKER_DATABASE_DRIVER` replaces `DRONE_DATABASE_DRIVER` and `DATABASE_DRIVER`.
   - `WOODPECKER_DATABASE_DATASOURCE` replaces `DRONE_DATABASE_DATASOURCE` and `DATABASE_CONFIG`.
 
+- From version `0.15.0` ongoing there will be three types of docker images: `latest`, `next` and `x.x.x` with an alpine variant for each type like `latest-alpine`.
+  If you used `latest` before to try pre-release features you should switch to `next` after this release.
+
 - ...
 
 ## 0.14.0