diff --git a/composer.lock b/composer.lock
index d799ac6..df6ea7d 100644
--- a/composer.lock
+++ b/composer.lock
@@ -3353,16 +3353,16 @@
         },
         {
             "name": "react/promise",
-            "version": "v2.7.0",
+            "version": "v2.7.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/reactphp/promise.git",
-                "reference": "f4edc2581617431aea50430749db55cc3fc031b3"
+                "reference": "31ffa96f8d2ed0341a57848cbb84d88b89dd664d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/reactphp/promise/zipball/f4edc2581617431aea50430749db55cc3fc031b3",
-                "reference": "f4edc2581617431aea50430749db55cc3fc031b3",
+                "url": "https://api.github.com/repos/reactphp/promise/zipball/31ffa96f8d2ed0341a57848cbb84d88b89dd664d",
+                "reference": "31ffa96f8d2ed0341a57848cbb84d88b89dd664d",
                 "shasum": ""
             },
             "require": {
@@ -3395,7 +3395,7 @@
                 "promise",
                 "promises"
             ],
-            "time": "2018-06-13T15:59:06+00:00"
+            "time": "2019-01-07T21:25:54+00:00"
         },
         {
             "name": "react/promise-timer",