diff --git a/.gitignore b/.gitignore
index 75963ed9..0e9a72b8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,5 @@
 parallelunit.sublime-workspace
 parallelunit.sublime-project
-:
 chromedriver.log
 vendor
 composer.lock
@@ -11,3 +10,4 @@ nbproject
 .php_cs
 .php_cs.cache
 .phpunit.result.cache
+bin/paratest.phar
diff --git a/.travis.yml b/.travis.yml
index 4ae202e2..8fa0c5d6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -31,6 +31,7 @@ install:
   - if [[ $CS_CHECK == 'true' ]]; then phpenv config-rm xdebug.ini || return 0; else composer remove --dev --no-update --no-scripts friendsofphp/php-cs-fixer; fi;
   - if [[ $PHPUNIT_DEV == 'true' ]]; then composer require --no-update phpunit/phpunit=*@dev; fi;
   - if [[ $DEPS == 'lowest' ]]; then COMPOSER_ARGS='--prefer-lowest --prefer-stable'; fi; composer update --no-interaction --prefer-dist $COMPOSER_ARGS
+  - if [[ $BUILD_PHAR == 'true' ]]; then wget https://github.com/humbug/box/releases/download/3.7.0/box.phar fi;
 
 script:
   - if [[ $CS_CHECK == 'true' ]]; then vendor/bin/php-cs-fixer fix --diff --dry-run --verbose; fi;
@@ -40,7 +41,7 @@ after_script:
   - if [[ $CODE_COVERAGE == 'true' ]]; then wget https://scrutinizer-ci.com/ocular.phar; php ocular.phar code-coverage:upload --format=php-clover coverage.clover; fi;
 
 before_deploy:
-  - if [[ $BUILD_PHAR == 'true' ]]; then mkdir -p build; (cd build; curl -LSs https://box-project.github.io/box2/installer.php | php; php -d phar.readonly=0 box.phar build -c ../box.json.dist;);  fi;
+  - if [[ $BUILD_PHAR == 'true' ]]; then php box.phar compile fi;
 
 deploy:
   provider: releases
diff --git a/bin/paratest b/bin/paratest
index 226e53dd..6cfd5505 100755
--- a/bin/paratest
+++ b/bin/paratest
@@ -25,6 +25,12 @@ if (!$found) {
     );
 }
 
+if (false === in_array(PHP_SAPI, ['cli', 'phpdbg', 'embed'], true)) {
+    echo PHP_EOL . 'ParaTest may only be invoked from a command line, got "' . PHP_SAPI . '"' . PHP_EOL;
+
+    exit(1);
+}
+
 #use ParaTest\UI\Text\PHPUnitTextUI;
 
 #PHPUnitTextUI::main();
diff --git a/box.json.dist b/box.json.dist
index 99734d01..7a687371 100644
--- a/box.json.dist
+++ b/box.json.dist
@@ -1,9 +1,7 @@
 {
-    "alias": "paratest.phar",
-    "chmod": "0755",
     "compactors": [
-        "Herrera\\Box\\Compactor\\Json",
-        "Herrera\\Box\\Compactor\\Php"
+        "KevinGH\\Box\\Compactor\\Json",
+        "KevinGH\\Box\\Compactor\\Php"
     ],
     "directories": [
         "src"
@@ -20,8 +18,5 @@
     "files": [
         "LICENSE"
     ],
-    "git-version": "git-version",
-    "main": "bin/paratest",
-    "output": "paratest-@git-version@.phar",
-    "stub": true
+    "git-version": "git-version"
 }