diff --git a/README.md b/README.md
index 0e4a4b7..22e9c3e 100644
--- a/README.md
+++ b/README.md
@@ -282,6 +282,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **10.12.21:** - Rebase to Alpine 3.15.
 * **26.04.21:** - Added Redis database environment variables.
 * **03.02.21:** - Added remote authentication environment variables.
 * **02.01.21:** - Added BASE_PATH environment variable.