diff --git a/Gemfile.lock b/Gemfile.lock
index ecdc5b6..873ea63 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -178,7 +178,7 @@ GEM
       concurrent-ruby (~> 1.0)
     json (2.3.0)
     jwt (2.1.0)
-    kramdown (2.3.0)
+    kramdown (2.3.1)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)