1 files changed, 3 insertions, 1 deletions
diff --git a/composer.json b/composer.json
index 1a5e93b..b76ffd1 100644
--- a/composer.json
+++ b/composer.json
@@ -23,5 +23,7 @@
             "Firebase\\JWT\\": "src"
         }
     },
-    "minimum-stability": "dev"
+    "require-dev": {
+        "phpunit/phpunit": " 4.8.35"
+    }
 }