diff --git a/psql/Dockerfile b/psql/Dockerfile
index df3cd90a2..c566d2171 100644
--- a/psql/Dockerfile
+++ b/psql/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.16@sha256:e28792ec7904bff56f22df296d78cc1188caf347bd824570d0ecf235e4f6e4cd
+FROM alpine:3.18@sha256:c0669ef34cdc14332c0f1ab0c2c01acb91d96014b172f1a76f3a39e63d1f0bda
 
 RUN apk --no-cache add bash=5.1.16-r2 postgresql14-client=14.8-r0 jq=1.6-r1