diff --git a/Gemfile.lock b/Gemfile.lock
index 2453ce9..61cd32e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -46,7 +46,7 @@ GEM
     m (1.6.1)
       method_source (>= 0.6.7)
       rake (>= 0.9.2.2)
-    method_source (1.0.0)
+    method_source (1.1.0)
     mini_mime (1.1.2)
     minitest (5.17.0)
     mocha (2.0.2)
@@ -110,6 +110,7 @@ GEM
 
 PLATFORMS
   x86_64-darwin-19
+  x86_64-linux
 
 DEPENDENCIES
   activesupport