diff --git a/composer.json b/composer.json
index c80dec7..3793772 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,8 @@
         "drupal/core": "^9",
         "drush/drush": "^11.4",
         "os2forms/os2forms": "^3.6",
-        "os2web/os2web_simplesaml": "8.x-dev"
+        "os2web/os2web_simplesaml": "8.x-dev",
+        "drupal/cache_control_override": "^1.1|^2.0"
     },
     "require-dev": {
         "drupal/coder": "^8.3",
diff --git a/os2forms_forloeb_profile.install b/os2forms_forloeb_profile.install
index 9a3d6a5..97cd91c 100644
--- a/os2forms_forloeb_profile.install
+++ b/os2forms_forloeb_profile.install
@@ -41,6 +41,9 @@ function os2forms_forloeb_profile_install() {
     ->set('default', 'gin')
     ->set('admin', 'gin')
     ->save();
+
+  // Enable recommended (but optional) modules.
+  \Drupal::service('module_installer')->install(['cache_control_override']);
 }
 
 /**