diff --git a/Gemfile.lock b/Gemfile.lock
index 962acb8..400fe26 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,19 +44,19 @@ GEM
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
     erubi (1.10.0)
-    ethon (0.13.0)
+    ethon (0.14.0)
       ffi (>= 1.15.0)
     eventmachine (1.2.7)
     execjs (2.7.0)
     faraday (1.0.1)
       multipart-post (>= 1.2, < 3)
-    ffi (1.15.0)
+    ffi (1.15.3)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
     html-pipeline (2.13.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    html-proofer (3.19.1)
+    html-proofer (3.19.2)
       addressable (~> 2.3)
       mercenary (~> 0.3)
       nokogumbo (~> 2.0)