diff --git a/Gemfile.lock b/Gemfile.lock
index 691b4d2..b1068dd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -28,8 +28,9 @@ GEM
     concurrent-ruby (1.3.5)
     connection_pool (2.5.0)
     csv (3.3.2)
-    dnsruby (1.72.3)
+    dnsruby (1.72.4)
       base64 (~> 0.2.0)
+      logger (~> 1.6.5)
       simpleidn (~> 0.2.1)
     drb (2.2.1)
     em-websocket (0.5.3)
@@ -294,7 +295,7 @@ GEM
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (1.8.0)
-    uri (1.0.2)
+    uri (1.0.3)
     webrick (1.9.1)
 
 PLATFORMS