diff --git a/edit_questionpy_form.php b/edit_questionpy_form.php
index db3b21c..a03cfdf 100644
--- a/edit_questionpy_form.php
+++ b/edit_questionpy_form.php
@@ -108,7 +108,7 @@ private function definition_package_search_container(MoodleQuickForm $mform): vo
      * @param package_base $package
      * @param string $packagehash
      * @param string $packageversion
-     * @param bool $isfavourite
+     * @param bool|null $isfavourite null if the package can not be marked as favourite
      * @param stored_file|null $file
      * @throws moodle_exception
      */
diff --git a/templates/package/package_selection.mustache b/templates/package/package_selection.mustache
index 8a7e56e..20dc36e 100644
--- a/templates/package/package_selection.mustache
+++ b/templates/package/package_selection.mustache
@@ -102,7 +102,7 @@
                     {{/islocal}}
                     {{^islocal}}
                         {{^ismarkableasfavourite}}
-                            {{! This package was previously in the database}}
+                            {{! This package was previously in the database. }}
                             <span class="badge badge-info user-select-none mr-auto mb-2" data-toggle="tooltip" data-placement="top" data-title="{{#cleanstr}} selection_package_no_longer_in_database_text, qtype_questionpy {{/cleanstr}}">
                                 &#9432; {{#str}} selection_package_no_longer_in_database_header, qtype_questionpy {{/str}}
                             </span>