diff --git a/Gemfile.lock b/Gemfile.lock
index f2d4009cc..4084088c4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -152,7 +152,7 @@ GEM
     jasmine_selenium_runner (3.0.0)
       jasmine (~> 3.0)
       selenium-webdriver (~> 3.8)
-    json (2.3.1)
+    json (2.5.1)
     json-schema (2.8.1)
       addressable (>= 2.4)
     kgio (2.11.3)
@@ -304,7 +304,7 @@ GEM
       docile (~> 1.1)
       simplecov-html (~> 0.11)
     simplecov-html (0.12.3)
-    slimmer (15.3.0)
+    slimmer (15.4.0)
       activesupport
       json
       nokogiri (~> 1.7)