diff --git a/Dockerfile b/Dockerfile
index e7bbecc..70567e8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -51,7 +51,6 @@ RUN echo "**** install calibre ****" && \
 	"$CALIBRE_URL" && \
  tar xvf /tmp/calibre-tarball.txz -C \
 	/opt/calibre && \
- /opt/calibre/calibre_postinstall && \
  dbus-uuidgen > /etc/machine-id
  
 RUN echo "**** cleanup ****" && \
diff --git a/release-versions/latest.txt b/release-versions/latest.txt
index c413a05..39ecfde 100644
--- a/release-versions/latest.txt
+++ b/release-versions/latest.txt
@@ -1 +1 @@
-v2022.03.25-4
+v2022.03.25-5