diff --git a/CRUD-with-Ruby/Gemfile.lock b/CRUD-with-Ruby/Gemfile.lock
index 937c046..cc614b1 100644
--- a/CRUD-with-Ruby/Gemfile.lock
+++ b/CRUD-with-Ruby/Gemfile.lock
@@ -69,8 +69,8 @@ GEM
     crass (1.0.3)
     erubi (1.7.0)
     execjs (2.7.0)
-    ffi (1.9.18)
-    ffi (1.9.18-x86-mingw32)
+    ffi (1.12.1)
+    ffi (1.12.1-x86-mingw32)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     i18n (0.9.1)