diff --git a/plinth/modules/sso/__init__.py b/plinth/modules/sso/__init__.py
index 50c6a4bab..dd8a253cf 100644
--- a/plinth/modules/sso/__init__.py
+++ b/plinth/modules/sso/__init__.py
@@ -29,7 +29,10 @@ depends = ['security', 'apache']
 
 name = _('Single Sign On')
 
-managed_packages = ['libapache2-mod-auth-pubtkt', 'openssl', 'python3-openssl', 'flite']
+managed_packages = [
+    'libapache2-mod-auth-pubtkt', 'openssl', 'python3-openssl', 'flite',
+    'ttf-bitstream-vera'
+]
 
 
 def setup(helper, old_version=None):