diff --git a/app/components/app_catalog/web_app_icon_component.rb b/app/components/app_catalog/web_app_icon_component.rb
index 8421d4f..0ce082e 100644
--- a/app/components/app_catalog/web_app_icon_component.rb
+++ b/app/components/app_catalog/web_app_icon_component.rb
@@ -9,13 +9,5 @@ module AppCatalog
         @image_url = image_url_for(web_app.apple_touch_icon)
       end
     end
-
-    def image_url_for(attachment)
-      if Setting.s3_enabled?
-        s3_image_url(attachment)
-      else
-        Rails.application.routes.url_helpers.rails_blob_path(attachment, only_path: true)
-      end
-    end
   end
 end
diff --git a/app/controllers/discourse/sso_controller.rb b/app/controllers/discourse/sso_controller.rb
index 658f434..ca47e68 100644
--- a/app/controllers/discourse/sso_controller.rb
+++ b/app/controllers/discourse/sso_controller.rb
@@ -8,6 +8,9 @@ class Discourse::SsoController < ApplicationController
     sso.email = current_user.email
     sso.username = current_user.cn
     sso.name = current_user.display_name
+    if current_user.avatar.attached?
+      sso.avatar_url = helpers.image_url_for(current_user.avatar)
+    end
     sso.admin = current_user.is_admin?
     sso.sso_secret = secret
 
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 50959f6..a43b13e 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -14,4 +14,12 @@ module ApplicationHelper
   def badge(text, color)
     tag.span text, class: "inline-flex items-center rounded-full bg-#{color}-100 px-2.5 py-0.5 text-xs font-medium text-#{color}-800"
   end
+
+  def image_url_for(attachment)
+    if Setting.s3_enabled?
+      s3_image_url(attachment)
+    else
+      Rails.application.routes.url_helpers.rails_blob_path(attachment, only_path: true)
+    end
+  end
 end