diff --git a/Gemfile.lock b/Gemfile.lock
index 2af2ef7..ae15751 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -302,8 +302,7 @@ GEM
     responders (3.1.1)
       actionpack (>= 5.2)
       railties (>= 5.2)
-    rexml (3.3.6)
-      strscan
+    rexml (3.3.9)
     rollbar (3.4.0)
     ruby-progressbar (1.13.0)
     rubyzip (2.3.2)
@@ -331,7 +330,6 @@ GEM
     sshkit (1.21.3)
       net-scp (>= 1.1.2)
       net-ssh (>= 2.8.0)
-    strscan (3.1.0)
     temple (0.9.1)
     thor (1.3.1)
     tilt (2.0.11)