diff --git a/Gemfile.lock b/Gemfile.lock
index b49bb8f..cc3c5b5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -28,8 +28,7 @@ GEM
     dotenv (3.1.0)
     jmespath (1.6.2)
     rake (13.0.6)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.9)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
@@ -43,7 +42,6 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.1)
-    strscan (3.1.0)
 
 PLATFORMS
   ruby