diff --git a/Gemfile.lock b/Gemfile.lock
index 22eddc2..fe6a178 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -55,8 +55,8 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     redcarpet (3.6.0)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.3)
+      strscan
     rouge (4.1.0)
     safe_yaml (1.0.5)
     sass-embedded (1.62.1-x86_64-linux-gnu)