diff --git a/.envrc b/.envrc
index d7ea6d0..57636cc 100644
--- a/.envrc
+++ b/.envrc
@@ -11,4 +11,6 @@ layout_postgres() {
 }
 layout postgres
 export PROJECT_DIR=$(pwd)
+export WEBPORT=$(($RANDOM + 1100))
+export PGPORT=$(($WEBPORT + 100))
 watch_file "$PGDATA/postgresql.conf"
diff --git a/Procfile b/Procfile
index cd9a46c..070d7cf 100644
--- a/Procfile
+++ b/Procfile
@@ -1,2 +1,2 @@
-web: python ./src/manage.py runserver 0.0.0.0:8000
-db: postgres
+web: python ./src/manage.py runserver 0.0.0.0:$WEBPORT
+db: postgres -p $PGPORT
diff --git a/dev.sh b/dev.sh
index e8c311d..12c9275 100755
--- a/dev.sh
+++ b/dev.sh
@@ -3,8 +3,9 @@
 run () {
     setup
     find . -name __pycache__ -o -name "*.pyc" -delete
-    sudo iptables -I INPUT -p tcp --dport 8000 -j ACCEPT
-    overmind start
+    sudo iptables -I INPUT -p tcp --dport $WEBPORT -j ACCEPT
+    overmind start -D
+    echo "http://$(hostname -f):$WEBPORT"
 }
 
 setup () {
diff --git a/src/network_inventory/settings/local.py b/src/network_inventory/settings/local.py
index 32c2046..789e90d 100644
--- a/src/network_inventory/settings/local.py
+++ b/src/network_inventory/settings/local.py
@@ -31,5 +31,6 @@ DATABASES = {
         "NAME": "django",
         "USER": os.environ.get("USER"),
         "HOST": os.environ.get("PGHOST"),
+        "PORT": os.environ.get("PGPORT"),
     }
 }