diff --git a/Gemfile.lock b/Gemfile.lock
index 31882b6..64a8ac4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -38,7 +38,7 @@ GEM
       multipart-post (>= 1.2, < 3)
     faraday_middleware (0.10.0)
       faraday (>= 0.7.4, < 0.10)
-    ffi (1.9.10)
+    ffi (1.15.5)
     formatador (0.2.5)
     gh (0.14.0)
       addressable