diff --git a/spec/Gemfile.lock b/spec/Gemfile.lock
index df9819a9..100b05f8 100644
--- a/spec/Gemfile.lock
+++ b/spec/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
     json (2.7.5)
     language_server-protocol (3.17.0.3)
     parallel (1.26.3)
-    parser (3.3.5.0)
+    parser (3.3.5.1)
       ast (~> 2.4.1)
       racc
     racc (1.8.1)