diff --git a/Gemfile.lock b/Gemfile.lock
index a02418dd..fdf7e5f7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -48,7 +48,7 @@ GEM
     rake-compiler (1.3.1)
       rake
     rake-compiler-dock (1.12.0)
-    rb_sys (0.9.128)
+    rb_sys (0.9.130)
       rake-compiler-dock (= 1.12.0)
     rdoc (7.2.0)
       erb