diff --git a/pagure/default_config.py b/pagure/default_config.py
index bc6c762..025b27c 100644
--- a/pagure/default_config.py
+++ b/pagure/default_config.py
@@ -187,6 +187,10 @@ BLACKLISTED_PROJECTS = [
 # List of prefix allowed in project names
 ALLOWED_PREFIX = []
 
+# List of blacklisted group names
+BLACKLISTED_GROUPS = ['forks']
+
+
 ACLS = {
     'issue_create': 'Create a new ticket against this project',
     'issue_change_status': 'Change the status of a ticket of this project',
diff --git a/pagure/lib/__init__.py b/pagure/lib/__init__.py
index 2683afe..bba7104 100644
--- a/pagure/lib/__init__.py
+++ b/pagure/lib/__init__.py
@@ -2444,13 +2444,17 @@ def delete_user_of_group(session, username, groupname, user, is_admin):
     session.flush()
 
 
-def add_group(session, group_name, group_type, user, is_admin):
+def add_group(session, group_name, group_type, user, is_admin, blacklist):
     ''' Creates a new group with the given information.
     '''
     if ' ' in group_name:
         raise pagure.exceptions.PagureException(
             'Spaces are not allowed in group names: %s' % group_name)
 
+    if group_name in blacklist:
+        raise pagure.exceptions.PagureException(
+            'The group names are forbidden: %s' % blacklist)
+
     group_types = ['user']
     if is_admin:
         group_types = [
diff --git a/pagure/ui/groups.py b/pagure/ui/groups.py
index 7e311a2..7d0ebb3 100644
--- a/pagure/ui/groups.py
+++ b/pagure/ui/groups.py
@@ -231,6 +231,7 @@ def add_group():
                 group_type=form.group_type.data,
                 user=flask.g.fas_user.username,
                 is_admin=pagure.is_admin(),
+                blacklist=pagure.APP.config['BLACKLISTED_GROUPS'],
             )
             pagure.SESSION.commit()
             flask.flash('Group `%s` created.' % group_name)