diff --git a/Gemfile.lock b/Gemfile.lock
index 14cb40b..fddb44b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -14,7 +14,7 @@ GEM
       thread_safe (~> 0.3, >= 0.3.1)
     diff-lcs (1.2.5)
     equalizer (0.0.9)
-    ffi (1.9.3)
+    ffi (1.11.1)
     formatador (0.2.5)
     guard (2.6.1)
       formatador (>= 0.2.4)