diff --git a/.env.docker.sample b/.env.docker.sample
index 74b6cec..e69d0fe 100644
--- a/.env.docker.sample
+++ b/.env.docker.sample
@@ -9,4 +9,5 @@ POSTGRES_MAIN_USER=soaricarus
 POSTGRES_MAIN_PASSWORD=password
 POSTGRES_MAIN_DB=soaricarus_db
 POSTGRES_MAIN_HOST=main_db
-DATABASE_URL=postgres://${POSTGRES_MAIN_USER}:${POSTGRES_MAIN_PASSWORD}@${POSTGRES_MAIN_HOST}:5432/${POSTGRES_MAIN_DB}
+POSTGRES_MAIN_PORT=5432
+DATABASE_URL=postgres://${POSTGRES_MAIN_USER}:${POSTGRES_MAIN_PASSWORD}@${POSTGRES_MAIN_HOST}:${POSTGRES_MAIN_PORT}/${POSTGRES_MAIN_DB}
diff --git a/.env.local.sample b/.env.local.sample
index 74b6cec..e69d0fe 100644
--- a/.env.local.sample
+++ b/.env.local.sample
@@ -9,4 +9,5 @@ POSTGRES_MAIN_USER=soaricarus
 POSTGRES_MAIN_PASSWORD=password
 POSTGRES_MAIN_DB=soaricarus_db
 POSTGRES_MAIN_HOST=main_db
-DATABASE_URL=postgres://${POSTGRES_MAIN_USER}:${POSTGRES_MAIN_PASSWORD}@${POSTGRES_MAIN_HOST}:5432/${POSTGRES_MAIN_DB}
+POSTGRES_MAIN_PORT=5432
+DATABASE_URL=postgres://${POSTGRES_MAIN_USER}:${POSTGRES_MAIN_PASSWORD}@${POSTGRES_MAIN_HOST}:${POSTGRES_MAIN_PORT}/${POSTGRES_MAIN_DB}