diff --git a/Worker.php b/Worker.php
index 960e2843a..9bafd5f82 100644
--- a/Worker.php
+++ b/Worker.php
@@ -569,8 +569,8 @@ public static function runAll()
      */
     protected static function checkSapiEnv()
     {
-        // Only for cli.
-        if (\PHP_SAPI !== 'cli') {
+        // Only for cli and micro.
+        if (!in_array(\PHP_SAPI, ['cli', 'micro'])) {
             exit("Only run in command line mode \n");
         }
         if (\DIRECTORY_SEPARATOR === '\\') {