diff --git a/Gemfile.lock b/Gemfile.lock
index 64b125f..fc86085 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -119,7 +119,7 @@ GEM
     method_source (1.0.0)
     minitest (5.15.0)
     multi_json (1.15.0)
-    multipart-post (2.3.0)
+    multipart-post (2.4.0)
     nenv (0.3.0)
     nio4r (2.7.0)
     notiffany (0.1.3)