diff --git a/2.build.postgresql.sh b/2.build.postgresql.sh
index 3379869..4da687e 100755
--- a/2.build.postgresql.sh
+++ b/2.build.postgresql.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -euo pipefail
+source ./modules_OCA.env
 
-NEW_PORT=5455
 DIR=./config-postgresql
 
 mkdir -p "$DIR"
@@ -11,7 +11,7 @@ cat > "$DIR/Dockerfile" <<EOF
 FROM postgres:15
 
 # Changer le port d'écoute dans la configuration PostgreSQL
-RUN sed -i 's/^#port = 5432/port = $NEW_PORT/' /usr/share/postgresql/postgresql.conf.sample
+RUN sed -i 's/^#port = 5432/port = $POSTGRESQL_PORT/' /usr/share/postgresql/postgresql.conf.sample
 
 # Copier la configuration dans le répertoire de configuration PostgreSQL
 CMD ["postgres", "-c", "config_file=/usr/share/postgresql/postgresql.conf.sample"]
@@ -19,7 +19,7 @@ EOF
 
 sed -i -E "s/^([[:space:]]*)db_port[[:space:]]*=.*/\1db_port = $NEW_PORT/" ./odoo.conf
 
-sed -i "s/postgres15-5434/postgres15-$NEW_PORT/g" ./docker-compose.yml
+sed -i "s/postgres15-5434/postgres15-$POSTGRESQL_PORT/g" ./docker-compose.yml