diff --git a/Gemfile.lock b/Gemfile.lock
index b9041bd6d..96e90b77c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -208,8 +208,8 @@ GEM
       mini_portile2 (~> 2.3.0)
     open_uri_redirections (0.2.1)
     parallel (1.12.1)
-    parser (2.4.0.2)
-      ast (~> 2.3)
+    parser (2.5.0.0)
+      ast (~> 2.4.0)
     parslet (1.8.2)
     pg (0.21.0)
     powerpack (0.1.1)