diff --git a/ruby_edition/Gemfile.lock b/ruby_edition/Gemfile.lock
old mode 100755
new mode 100644
index 1d274fd..890aae3
--- a/ruby_edition/Gemfile.lock
+++ b/ruby_edition/Gemfile.lock
@@ -3,8 +3,8 @@ GEM
   specs:
     coderay (1.1.1)
     diff-lcs (1.2.5)
-    ffi (1.9.18)
-    ffi (1.9.18-x64-mingw32)
+    ffi (1.11.1)
+    ffi (1.11.1-x64-mingw32)
     formatador (0.2.5)
     guard (2.14.1)
       formatador (>= 0.2.4)