diff --git a/postgres-backup-s3/install.sh b/postgres-backup-s3/install.sh
index 5e63e1a..633294e 100644
--- a/postgres-backup-s3/install.sh
+++ b/postgres-backup-s3/install.sh
@@ -5,7 +5,7 @@ set -eo pipefail
 
 apk update
 apk add openssl aws-cli 
-apk add postgresql-client --repository=https://dl-cdn.alpinelinux.org/alpine/v3.18/main
+apk add postgresql-client --repository=https://dl-cdn.alpinelinux.org/alpine/v3.19/main
 
 # cleanup
 rm -rf /var/cache/apk/*