diff --git a/Gemfile.lock b/Gemfile.lock
index 614ca21..d61cc3f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -196,8 +196,7 @@ GEM
     regexp_parser (2.8.3)
     reline (0.4.1)
       io-console (~> 0.5)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.9)
     rspec-core (3.12.2)
       rspec-support (~> 3.12.0)
     rspec-expectations (3.12.3)
@@ -232,7 +231,6 @@ GEM
     ruby2_keywords (0.0.5)
     sqlite3 (1.6.9-x86_64-linux)
     stringio (3.1.0)
-    strscan (3.1.0)
     thor (1.3.0)
     timeout (0.4.1)
     tzinfo (2.0.6)