diff --git a/Gemfile.lock b/Gemfile.lock
index 09ebe28..4864a73 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
     commander (4.1.5)
       highline (~> 1.6.11)
     fast-stemmer (1.0.2)
-    ffi (1.9.3)
+    ffi (1.12.2)
     formatador (0.2.4)
     guard (1.8.3)
       formatador (>= 0.2.4)