diff --git a/Gemfile.lock b/Gemfile.lock
index fd3f454..c958231 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -34,7 +34,7 @@ GEM
       time (< 1.0)
     csl-styles (2.0.2)
       csl (~> 2.0)
-    csv (3.3.6)
+    csv (3.3.7)
     date (3.5.1)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
@@ -173,7 +173,7 @@ CHECKSUMS
   concurrent-ruby (1.3.8) sha256=b2f1be836e968ccc78ccfce277ea79c72a88633f22306782c16ff23fb415d1e1
   csl (2.2.1) sha256=624352f1f6f51f1e0b155bd2501ce423f03264495ec259e65c26e00872a195a2
   csl-styles (2.0.2) sha256=a48007d8a60307825de140dc2adaacc0b7186f2d1042f7e839eb47fce051de98
-  csv (3.3.6) sha256=aba61e7e507a66f03d45cb1f3c4b6359861c3504038b422962875dce099e4456
+  csv (3.3.7) sha256=15a3f16f6628da8664d455eb634e7f22031bcf53044923caf56975109e71b9f8
   date (3.5.1) sha256=750d06384d7b9c15d562c76291407d89e368dda4d4fff957eb94962d325a0dc0
   em-websocket (0.5.3) sha256=f56a92bde4e6cb879256d58ee31f124181f68f8887bd14d53d5d9a292758c6a8
   eventmachine (1.2.7) sha256=994016e42aa041477ba9cff45cbe50de2047f25dd418eba003e84f0d16560972