diff --git a/Gemfile.lock b/Gemfile.lock
index f3630ba..2d05e1d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -27,7 +27,7 @@ GEM
     parallel (1.24.0)
     parallel_tests (4.4.0)
       parallel
-    parser (3.2.2.4)
+    parser (3.3.0.2)
       ast (~> 2.4.1)
       racc
     pdf-reader (2.12.0)