diff --git a/CHANGES.md b/CHANGES.md
index 0080f621..6da2b749 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -41,18 +41,6 @@ data.
 bundle exec rake data:set_conference_in_versions RAILS_ENV=production
 ```
 
-### Organization admins
-
-We have a new role `organization admins` which allow a user to manage their
-organization and create and manage a conference within the organization. This
-needs the role to exist in the database, otherwise the application crashes
-as it is assumed to exist. For that, run the following rake task:
-
-```
-bundle exec rake roles:add RAILS_ENV=production
-```
-
-
 # Changes in OSEM 1.0
 
 [Released May 24, 2016](https://osem.io/1.0)
diff --git a/lib/tasks/roles.rake b/lib/tasks/roles.rake
index 3b392963..026ba09a 100644
--- a/lib/tasks/roles.rake
+++ b/lib/tasks/roles.rake
@@ -4,10 +4,6 @@ namespace :roles do
   desc 'Adds back deleted roles to all conferences'
   task add: :environment do
 
-    Organization.all.each do |org|
-      Role.where(name: 'organization_admin', resource: org).first_or_create(description: 'For the administrators of an organization and its conferences')
-    end
-
     Conference.all.each do |c|
       Role.where(name: 'organizer', resource: c).first_or_create(description: 'For the organizers of the conference (who shall have full access)')
       Role.where(name: 'cfp', resource: c).first_or_create(description: 'For the members of the CfP team')