diff --git a/linux/install_ubuntu2204.sh b/linux/install_ubuntu2204.sh
index ee02f8f3..e91b13bb 100644
--- a/linux/install_ubuntu2204.sh
+++ b/linux/install_ubuntu2204.sh
@@ -3,7 +3,7 @@
 set -e -u -x
 
 OMEROVER=${OMEROVER:-latest}
-PGVER=${PGVER:-pg14}
+PGVER=${PGVER:-pg15}
 ICEVER=${ICEVER:-ice36}
 
 . settings.env
diff --git a/linux/step01_ubuntu2204_pg_deps.sh b/linux/step01_ubuntu2204_pg_deps.sh
index eb251c12..f68995db 100644
--- a/linux/step01_ubuntu2204_pg_deps.sh
+++ b/linux/step01_ubuntu2204_pg_deps.sh
@@ -1,7 +1,25 @@
 #!/bin/bash
 
-#start-recommended
-apt-get update
-apt-get -y install postgresql
-service postgresql start
-#end-recommended
+PGVER=${PGVER:-pg15}
+
+if [ "$PGVER" = "pg14" ]; then
+  #start-recommended
+  apt-get update
+  apt-get -y install postgresql
+  service postgresql start
+  #end-recommended
+elif [ "$PGVER" = "pg15" ]; then
+  apt-get install -y gnupg
+  sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
+  wget -qO- https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo tee /etc/apt/trusted.gpg.d/pgdg.asc &>/dev/null
+  apt-get update
+  apt-get -y install postgresql-15
+  service postgresql start
+elif [ "$PGVER" = "pg16" ]; then
+  apt-get install -y gnupg
+  sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
+  wget -qO- https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo tee /etc/apt/trusted.gpg.d/pgdg.asc &>/dev/null
+  apt-get update
+  apt-get -y install postgresql-16
+  service postgresql start
+fi