diff --git a/9.4/alpine/Dockerfile b/9.4/alpine/Dockerfile
index 52c86eb37f..d586e054cc 100644
--- a/9.4/alpine/Dockerfile
+++ b/9.4/alpine/Dockerfile
@@ -22,8 +22,8 @@ ENV LANG en_US.utf8
 RUN mkdir /docker-entrypoint-initdb.d
 
 ENV PG_MAJOR 9.4
-ENV PG_VERSION 9.4.16
-ENV PG_SHA256 dcbc62b621e4d8a445c2f33750f7d96257c38103cccebeb934e6913a3c135e81
+ENV PG_VERSION 9.4.17
+ENV PG_SHA256 7a320cd335052b840d209dc9688f09965763351c590e3cc7bf577591179fd7c6
 
 RUN set -ex \
 	\