diff --git a/Gemfile.lock b/Gemfile.lock
index 6cf0504b5..c8042fcb8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -600,8 +600,8 @@ GEM
     rdf (3.3.1)
       bcp47_spec (~> 0.2)
       link_header (~> 0.0, >= 0.0.8)
-    rdf-normalize (0.6.1)
-      rdf (~> 3.2)
+    rdf-normalize (0.7.0)
+      rdf (~> 3.3)
     rdoc (6.6.2)
       psych (>= 4.0.0)
     redcarpet (3.6.0)