diff --git a/Gemfile.lock b/Gemfile.lock
index c806ba8..b2f261e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -34,7 +34,7 @@ GEM
       faraday (>= 0.8)
     git (1.6.0)
       rchardet (~> 1.8)
-    kramdown (2.3.0)
+    kramdown (2.3.1)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)