diff --git a/Dockerfile b/Dockerfile
index 3062a36..bf8345c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -54,7 +54,6 @@ RUN echo "**** install calibre ****" && \
  dbus-uuidgen > /etc/machine-id
  
 RUN echo "**** cleanup ****" && \
- apk cache clean && \
  rm -rf \
 	/tmp/* \
 	/var/lib/apt/lists/* \
diff --git a/release-versions/latest.txt b/release-versions/latest.txt
index 23d0414..3e4e6fb 100644
--- a/release-versions/latest.txt
+++ b/release-versions/latest.txt
@@ -1 +1 @@
-v2022.03.25-11
+v2022.03.25-12