diff --git a/composer.json b/composer.json
index bf656ce..af997a5 100644
--- a/composer.json
+++ b/composer.json
@@ -45,6 +45,13 @@
             "TheTempusProject\\Houdini\\": "vendor/thetempusproject/houdini"
         }
     },
+    "scripts":
+    {
+        "post-root-package-install":
+        [
+            "@php -r \"file_exists('docker/.env') || copy('docker/.env.example', '.env');\""
+        ]
+    },
     "config":
     {
         "optimize-autoloader": true,