diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index 73007b5..3f819ab
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,7 +12,7 @@ GEM
     diff-lcs (1.2.5)
     docile (1.1.5)
     jaro_winkler (1.5.3)
-    json (2.0.2)
+    json (2.3.1)
     parallel (1.17.0)
     parser (2.6.3.0)
       ast (~> 2.4.0)