diff --git a/Gemfile.lock b/Gemfile.lock
index b51c8d4..43a0ba2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,11 +12,13 @@ GEM
     json (2.6.2)
     method_source (1.0.0)
     parallel (1.22.1)
-    parser (3.1.2.0)
+    parser (3.3.0.2)
       ast (~> 2.4.1)
+      racc
     pry (0.14.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
+    racc (1.7.3)
     rainbow (3.1.1)
     rake (13.0.6)
     regexp_parser (2.5.0)