diff --git a/.gitignore b/.gitignore
index 737e695..0aeca79 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
+/files/
 /plugins/
 /*.db
diff --git a/php-webapp-framework.sh b/php-webapp-framework.sh
index ebb9db8..f511f09 100644
--- a/php-webapp-framework.sh
+++ b/php-webapp-framework.sh
@@ -1,3 +1,8 @@
 #!/bin/bash
 
-php -S 0.0.0.0:8080 index.php --enable-mbstring
+# https://stackoverflow.com/a/1482133
+SCRIPT_DIR="$(dirname -- "$(readlink -f -- "$0";)";)"
+cd "${SCRIPT_DIR}"
+
+export PHP_CLI_SERVER_WORKERS=4
+php -S 0.0.0.0:$1 index.php --enable-mbstring