diff --git a/11/alpine/Dockerfile b/11/alpine/Dockerfile
index 4aa919d4ce..7e9c1b88ac 100644
--- a/11/alpine/Dockerfile
+++ b/11/alpine/Dockerfile
@@ -22,8 +22,8 @@ ENV LANG en_US.utf8
 RUN mkdir /docker-entrypoint-initdb.d
 
 ENV PG_MAJOR 11
-ENV PG_VERSION 11beta1
-ENV PG_SHA256 17889cbffdf4f07c193b16d76b2f9c45daa3f2ab225acd8d7f01521949cb1355
+ENV PG_VERSION 11beta2
+ENV PG_SHA256 31e28f46b0529e5be937423bc040eff2787bc399ba0ebd725510aea30274b463
 
 RUN set -ex \
 	\