diff --git a/Gemfile.lock b/Gemfile.lock
index a7ef903..26e6c02 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,7 +31,7 @@ GEM
     parallel (1.26.3)
     parallel_tests (4.7.2)
       parallel
-    parser (3.3.5.0)
+    parser (3.3.5.1)
       ast (~> 2.4.1)
       racc
     pdf-reader (2.12.0)