diff --git a/Gemfile.lock b/Gemfile.lock
index c95c32b..086d193 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -72,8 +72,7 @@ GEM
     rainbow (3.1.1)
     rake (13.0.6)
     regexp_parser (2.7.0)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.9)
     rubocop (1.45.1)
       json (~> 2.3)
       parallel (~> 1.10)
@@ -89,7 +88,6 @@ GEM
     ruby-progressbar (1.11.0)
     rubyntlm (0.6.3)
     simple_oauth (0.3.1)
-    strscan (3.1.0)
     thread_safe (0.3.6)
     twitter (7.0.0)
       addressable (~> 2.3)