diff --git a/Gemfile.lock b/Gemfile.lock
index 8f02f953..e6f8cc44 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -139,7 +139,7 @@ GEM
       bigdecimal
       rexml
     crass (1.0.6)
-    csv (3.3.3)
+    csv (3.3.4)
     date (3.4.1)
     debug (1.10.0)
       irb (~> 1.10)