diff --git a/Gemfile.lock b/Gemfile.lock
index 0170528..0e017a3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -22,9 +22,9 @@ GEM
     rake (13.3.1)
     rake-compiler (1.3.1)
       rake
-    rake-compiler-dock (1.11.0)
-    rb_sys (0.9.124)
-      rake-compiler-dock (= 1.11.0)
+    rake-compiler-dock (1.12.0)
+    rb_sys (0.9.127)
+      rake-compiler-dock (= 1.12.0)
     regexp_parser (2.11.3)
     rspec (3.13.2)
       rspec-core (~> 3.13.0)