diff --git a/Gemfile.lock b/Gemfile.lock
index 9dac3c6..1c63369 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -115,7 +115,7 @@ GEM
       tilt (>= 1.4.1, < 3)
     padrino-support (0.15.3)
     parallel (1.26.3)
-    parser (3.3.6.0)
+    parser (3.3.7.0)
       ast (~> 2.4.1)
       racc
     parslet (2.0.0)