diff --git a/Gemfile b/Gemfile
index 5bc15f8a2..b705bd8b7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -22,7 +22,7 @@ gem 'simple_form'
 gem 'acts_as_rdfable', github: 'ualbertalib/acts_as_rdfable', tag: '0.4.0'
 gem 'rdf', '~> 3.3.1'
 gem 'rdf-n3', '~> 3.2.1'
-gem 'rdf-vocab', '~> 3.2.3' # this gem changed predicate names without warning, be cautious and test with migrations
+gem 'rdf-vocab', '~> 3.3.0' # this gem changed predicate names without warning, be cautious and test with migrations
 
 # Database stuff
 gem 'connection_pool'
diff --git a/Gemfile.lock b/Gemfile.lock
index 7d8d21484..df8b34730 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -459,8 +459,8 @@ GEM
       rdf (~> 3.2)
       sparql (~> 3.2)
       sxp (~> 1.2)
-    rdf-vocab (3.2.3)
-      rdf (~> 3.2, >= 3.2.4)
+    rdf-vocab (3.3.0)
+      rdf (~> 3.3)
     rdf-xsd (3.2.0)
       rdf (~> 3.2)
       rexml (~> 3.2)
@@ -679,7 +679,7 @@ DEPENDENCIES
   rdf (~> 3.3.1)
   rdf-isomorphic (~> 3.3.0)
   rdf-n3 (~> 3.2.1)
-  rdf-vocab (~> 3.2.3)
+  rdf-vocab (~> 3.3.0)
   redcarpet (~> 3.6)
   redis (~> 4.8)
   rollbar