diff --git a/Gemfile.lock b/Gemfile.lock
index d9f9bd4..0b27a39 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,8 +50,7 @@ GEM
     rb-fsevent (0.11.0)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.3.6)
-      strscan
+    rexml (3.3.9)
     rouge (3.26.0)
     rspec (3.9.0)
       rspec-core (~> 3.9.0)
@@ -69,7 +68,6 @@ GEM
     safe_yaml (1.0.5)
     sassc (2.4.0)
       ffi (~> 1.9)
-    strscan (3.1.0)
     terminal-table (2.0.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     unicode-display_width (1.7.0)