diff --git a/Gemfile.lock b/Gemfile.lock
index 05959e7..f3444d7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -193,8 +193,7 @@ GEM
     responders (3.1.1)
       actionpack (>= 5.2)
       railties (>= 5.2)
-    rexml (3.3.1)
-      strscan
+    rexml (3.3.9)
     rubyzip (2.3.2)
     sass-rails (6.0.0)
       sassc-rails (~> 2.1, >= 2.1.1)
@@ -226,7 +225,6 @@ GEM
     sqlite3 (1.7.3-arm64-darwin)
     sqlite3 (1.7.3-x86_64-darwin)
     sqlite3 (1.7.3-x86_64-linux)
-    strscan (3.1.0)
     thor (1.3.1)
     tilt (2.4.0)
     timeout (0.4.1)