fix composer

t3ran13 · t3ran13 · commit 1b43b5059ae9 · 2020-10-16T19:37:59.000+03:00
diff --git a/composer.json b/composer.json
@@ -21,6 +21,6 @@
         "psr-4": { "GrapheneNodeClient\\": "" }
     },
     "require-dev": {
-        "phpunit/phpunit": "7.0"
+        "phpunit/phpunit": "6"
     }
 }
