diff --git a/Gemfile.lock b/Gemfile.lock
index b336379..7044af5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -55,7 +55,7 @@ GEM
     concurrent-ruby (1.0.5)
     crass (1.0.4)
     erubis (2.7.0)
-    ffi (1.9.23)
+    ffi (1.9.24)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     i18n (1.0.1)