diff --git a/audiences/Gemfile.lock b/audiences/Gemfile.lock
index 79f92766..940c4412 100644
--- a/audiences/Gemfile.lock
+++ b/audiences/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    audiences (1.5.0)
+    audiences (1.5.1)
       rails (>= 6.0)
 
 GEM
diff --git a/audiences/app/controllers/audiences/scim_proxy_controller.rb b/audiences/app/controllers/audiences/scim_proxy_controller.rb
index fea98af5..8d1aa4fe 100644
--- a/audiences/app/controllers/audiences/scim_proxy_controller.rb
+++ b/audiences/app/controllers/audiences/scim_proxy_controller.rb
@@ -7,7 +7,7 @@ def get
                                  .query(
                                    filter: "displayName co \"#{params[:filter]}\"",
                                    startIndex: params[:startIndex], count: params[:count],
-                                   attributes: %w[id externalId displayName photos]
+                                   attributes: "id,externalId,displayName,photos"
                                  )
 
       render json: resources, except: %w[schemas meta]
diff --git a/audiences/docs/CHANGELOG.md b/audiences/docs/CHANGELOG.md
index 2621bb28..86223c09 100644
--- a/audiences/docs/CHANGELOG.md
+++ b/audiences/docs/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Unreleased
 
+# Version 1.5.1 (2024-12-12)
+
+- Fix SCIM proxy attributes format [#462](https://github.com/powerhome/audiences/pull/462)
+
 # Version 1.5.0 (2024-12-12)
 
 - SCIM proxy will only return data used by the UI [#451](https://github.com/powerhome/audiences/pull/451)
diff --git a/audiences/gemfiles/rails_6_1.gemfile.lock b/audiences/gemfiles/rails_6_1.gemfile.lock
index cec42a58..319d7983 100644
--- a/audiences/gemfiles/rails_6_1.gemfile.lock
+++ b/audiences/gemfiles/rails_6_1.gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: ..
   specs:
-    audiences (1.5.0)
+    audiences (1.5.1)
       rails (>= 6.0)
 
 GEM
@@ -131,6 +131,8 @@ GEM
     net-smtp (0.5.0)
       net-protocol
     nio4r (2.7.3)
+    nokogiri (1.16.6-aarch64-linux)
+      racc (~> 1.4)
     nokogiri (1.16.6-arm64-darwin)
       racc (~> 1.4)
     nokogiri (1.16.6-x86_64-linux)
@@ -276,6 +278,7 @@ GEM
     zeitwerk (2.6.16)
 
 PLATFORMS
+  aarch64-linux
   arm64-darwin-22
   arm64-darwin-23
   arm64-darwin-24
diff --git a/audiences/gemfiles/rails_7_0.gemfile.lock b/audiences/gemfiles/rails_7_0.gemfile.lock
index db9d1e9d..fba9892a 100644
--- a/audiences/gemfiles/rails_7_0.gemfile.lock
+++ b/audiences/gemfiles/rails_7_0.gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: ..
   specs:
-    audiences (1.5.0)
+    audiences (1.5.1)
       rails (>= 6.0)
 
 GEM
@@ -137,6 +137,8 @@ GEM
     net-smtp (0.5.0)
       net-protocol
     nio4r (2.7.3)
+    nokogiri (1.16.6-aarch64-linux)
+      racc (~> 1.4)
     nokogiri (1.16.6-arm64-darwin)
       racc (~> 1.4)
     nokogiri (1.16.6-x86_64-linux)
@@ -275,6 +277,7 @@ GEM
     zeitwerk (2.6.16)
 
 PLATFORMS
+  aarch64-linux
   arm64-darwin-22
   arm64-darwin-23
   arm64-darwin-24
diff --git a/audiences/gemfiles/rails_7_1.gemfile.lock b/audiences/gemfiles/rails_7_1.gemfile.lock
index 9d4140ca..222f0214 100644
--- a/audiences/gemfiles/rails_7_1.gemfile.lock
+++ b/audiences/gemfiles/rails_7_1.gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: ..
   specs:
-    audiences (1.5.0)
+    audiences (1.5.1)
       rails (>= 6.0)
 
 GEM
@@ -149,6 +149,8 @@ GEM
     net-smtp (0.5.0)
       net-protocol
     nio4r (2.7.3)
+    nokogiri (1.16.6-aarch64-linux)
+      racc (~> 1.4)
     nokogiri (1.16.6-arm64-darwin)
       racc (~> 1.4)
     nokogiri (1.16.6-x86_64-linux)
@@ -294,6 +296,7 @@ GEM
     zeitwerk (2.6.16)
 
 PLATFORMS
+  aarch64-linux
   arm64-darwin-23
   arm64-darwin-24
   x86_64-linux
diff --git a/audiences/lib/audiences/version.rb b/audiences/lib/audiences/version.rb
index 8fdca287..a56214d5 100644
--- a/audiences/lib/audiences/version.rb
+++ b/audiences/lib/audiences/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Audiences
-  VERSION = "1.5.0"
+  VERSION = "1.5.1"
 end
diff --git a/audiences/spec/controllers/scim_proxy_controller_spec.rb b/audiences/spec/controllers/scim_proxy_controller_spec.rb
index 3ec2ee97..f61e2bd8 100644
--- a/audiences/spec/controllers/scim_proxy_controller_spec.rb
+++ b/audiences/spec/controllers/scim_proxy_controller_spec.rb
@@ -55,7 +55,7 @@
     it "only fetches less sensitive attributes" do
       expect(resource_query).to(
         receive(:query)
-          .with(hash_including(attributes: %w[id externalId displayName photos]))
+          .with(hash_including(attributes: "id,externalId,displayName,photos"))
           .and_return({ "response" => "body" })
       )
 
diff --git a/audiences/spec/dummy/app/views/example_owners/_example_owner.html.erb b/audiences/spec/dummy/app/views/example_owners/_example_owner.html.erb
index 29434076..6395e4c9 100644
--- a/audiences/spec/dummy/app/views/example_owners/_example_owner.html.erb
+++ b/audiences/spec/dummy/app/views/example_owners/_example_owner.html.erb
@@ -1,7 +1,7 @@
 <div id="<%= dom_id example_owner %>">
   <p>
     <strong>Name:</strong>
-    <%= example_owner.name %> (<%= example_owner.members.count %> memberships)
+    <%= example_owner.name %> (<%= example_owner.memberships.count %> memberships)
   </p>
 
 </div>
diff --git a/audiences/spec/dummy/config/initializers/audiences.rb b/audiences/spec/dummy/config/initializers/audiences.rb
index cd23fc0e..065f0714 100644
--- a/audiences/spec/dummy/config/initializers/audiences.rb
+++ b/audiences/spec/dummy/config/initializers/audiences.rb
@@ -10,7 +10,7 @@
     headers: { "Authorization" => ENV.fetch("SCIM_AUTHORIZATION", "Bearer 123456789") },
   }
 
-  config.subscriptions do
+  config.notifications do
     subscribe ExampleOwner, job: UpdateMembershipsJob
   end
 end