diff --git a/Gemfile.lock b/Gemfile.lock
index 37fadbc..ef8cd6a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -28,7 +28,7 @@ GEM
     parallel (1.23.0)
     parallel_tests (4.2.2)
       parallel
-    parser (3.2.2.3)
+    parser (3.2.2.4)
       ast (~> 2.4.1)
       racc
     pdf-reader (2.11.0)