diff --git a/scripts/install-postgresql b/scripts/install-postgresql
index 457d154..0e38e68 100755
--- a/scripts/install-postgresql
+++ b/scripts/install-postgresql
@@ -6,10 +6,10 @@ POSTGRES_VERSION=${1:-9.6}
 export DEBIAN_FRONTEND=noninteractive
 
 curl -sS -L https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add -
-echo "deb http://apt.postgresql.org/pub/repos/apt/ xenial-pgdg ${POSTGRES_VERSION}" | tee /etc/apt/sources.list.d/postgresql.list
+echo "deb http://apt.postgresql.org/pub/repos/apt/ stretch-pgdg main" | tee /etc/apt/sources.list.d/postgresql.list
 
 apt-get update
-apt-get install -y postgresql-client
+apt-get install -y postgresql-client-${POSTGRES_VERSION}
 
 apt-get autoremove -yq
 apt-get clean -yqq