diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index c07bea1..6642b69
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,7 +16,7 @@ GEM
     concurrent-ruby (1.1.5)
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
-    json (2.2.0)
+    json (2.3.0)
     minitest (5.11.3)
     mustermann (1.0.3)
     pg (1.1.4)