diff --git a/Gemfile b/Gemfile
index 9baefcf74..542af123e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -97,7 +97,7 @@ gem 'webauthn', '~> 3.0.0.alpha1'
 
 gem 'json-ld'
 gem 'json-ld-preloaded', '~> 3.2'
-gem 'rdf-normalize', '~> 0.4'
+gem 'rdf-normalize', '~> 0.5'
 
 group :development, :test do
   gem 'fabrication', '~> 2.24'
diff --git a/Gemfile.lock b/Gemfile.lock
index 5be4a4639..ba8dbc3af 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -491,8 +491,8 @@ GEM
     rake (13.0.6)
     rdf (3.2.3)
       link_header (~> 0.0, >= 0.0.8)
-    rdf-normalize (0.4.0)
-      rdf (~> 3.1)
+    rdf-normalize (0.5.0)
+      rdf (~> 3.2)
     redis (4.5.1)
     redis-namespace (1.8.1)
       redis (>= 3.0.4)
@@ -766,7 +766,7 @@ DEPENDENCIES
   rails-controller-testing (~> 1.0)
   rails-i18n (~> 6.0)
   rails-settings-cached (~> 0.6)
-  rdf-normalize (~> 0.4)
+  rdf-normalize (~> 0.5)
   redis (~> 4.5)
   redis-namespace (~> 1.8)
   rexml (~> 3.2)