diff --git a/Gemfile.lock b/Gemfile.lock
index 924eb96b..dd25c62c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -92,7 +92,7 @@ GEM
     json (2.3.0)
     json-minify (0.0.3)
       json (> 0)
-    kramdown (2.3.0)
+    kramdown (2.3.1)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)