diff --git a/Gemfile.lock b/Gemfile.lock
index e4a0029..7b90b50 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,6 @@ GEM
   specs:
     ast (2.4.2)
     backport (1.2.0)
-    base64 (0.1.1)
     benchmark (0.2.1)
     coderay (1.1.3)
     debug (1.8.0)
@@ -67,7 +66,7 @@ GEM
       nenv (~> 0.1)
       shellany (~> 0.0)
     parallel (1.23.0)
-    parser (3.2.2.3)
+    parser (3.2.2.4)
       ast (~> 2.4.1)
       racc
     pry (0.14.2)
@@ -92,7 +91,7 @@ GEM
     rdoc (6.5.0)
       psych (>= 4.0.0)
     redcarpet (3.6.0)
-    regexp_parser (2.8.1)
+    regexp_parser (2.8.2)
     reline (0.3.8)
       io-console (~> 0.5)
     reverse_markdown (2.1.1)
@@ -111,12 +110,11 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.12.0)
     rspec-support (3.12.1)
-    rubocop (1.56.4)
-      base64 (~> 0.1.1)
+    rubocop (1.57.2)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
-      parser (>= 3.2.2.3)
+      parser (>= 3.2.2.4)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml (>= 3.2.5, < 4.0)