diff --git a/9.6/alpine/Dockerfile b/9.6/alpine/Dockerfile
index 056aed5143..7b9a27b321 100644
--- a/9.6/alpine/Dockerfile
+++ b/9.6/alpine/Dockerfile
@@ -22,8 +22,8 @@ ENV LANG en_US.utf8
 RUN mkdir /docker-entrypoint-initdb.d
 
 ENV PG_MAJOR 9.6
-ENV PG_VERSION 9.6.5
-ENV PG_SHA256 06da12a7e3dddeb803962af8309fa06da9d6989f49e22865335f0a14bad0744c
+ENV PG_VERSION 9.6.6
+ENV PG_SHA256 399cdffcb872f785ba67e25d275463d74521566318cfef8fe219050d063c8154
 
 RUN set -ex \
 	\