diff --git a/Gemfile.lock b/Gemfile.lock
index df5c5af..6e648e0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
       reline (>= 0.6.0)
     coderay (1.1.3)
     colorator (1.1.0)
-    concurrent-ruby (1.3.6)
+    concurrent-ruby (1.3.7)
     csv (3.3.5)
     dotenv (3.2.0)
     em-websocket (0.5.3)
@@ -209,7 +209,7 @@ CHECKSUMS
   byebug (13.0.0) sha256=d2263efe751941ca520fa29744b71972d39cbc41839496706f5d9b22e92ae05d
   coderay (1.1.3) sha256=dc530018a4684512f8f38143cd2a096c9f02a1fc2459edcfe534787a7fc77d4b
   colorator (1.1.0) sha256=e2f85daf57af47d740db2a32191d1bdfb0f6503a0dfbc8327d0c9154d5ddfc38
-  concurrent-ruby (1.3.6) sha256=6b56837e1e7e5292f9864f34b69c5a2cbc75c0cf5338f1ce9903d10fa762d5ab
+  concurrent-ruby (1.3.7) sha256=4412caec3a5ea2e5fdc52076724c071a81f2c0593d83b2ac8cbb8ca63b3151b0
   csv (3.3.5) sha256=6e5134ac3383ef728b7f02725d9872934f523cb40b961479f69cf3afa6c8e73f
   dotenv (3.2.0) sha256=e375b83121ea7ca4ce20f214740076129ab8514cd81378161f11c03853fe619d
   em-websocket (0.5.3) sha256=f56a92bde4e6cb879256d58ee31f124181f68f8887bd14d53d5d9a292758c6a8