diff --git a/Gemfile.lock b/Gemfile.lock
index 5e7ba3f18..93ed505ae 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -478,7 +478,7 @@ GEM
       link_header (~> 0.0, >= 0.0.8)
     rdf-normalize (0.4.0)
       rdf (~> 3.1)
-    redis (4.2.2)
+    redis (4.2.5)
     redis-actionpack (5.2.0)
       actionpack (>= 5, < 7)
       redis-rack (>= 2.1.0, < 3)