diff --git a/Gemfile.lock b/Gemfile.lock
index b577fb2..f0089ea 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -424,7 +424,7 @@ GEM
     snaky_hash (2.0.1)
       hashie
       version_gem (~> 1.1, >= 1.1.1)
-    spring (4.2.0)
+    spring (4.2.1)
     spring-commands-rspec (1.0.4)
       spring (>= 0.9.1)
     sprockets (4.2.1)