diff --git a/classes/local/controllers/infopage.php b/classes/local/controllers/infopage.php
index 4c691d4..a1be30e 100644
--- a/classes/local/controllers/infopage.php
+++ b/classes/local/controllers/infopage.php
@@ -53,6 +53,11 @@ class infopage {
      * @param array $params Parameters to use or null to get from Moodle API (request).
      */
     public function __construct(array $params = null) {
+        global $CFG;
+        // Enable SVG support here to make sure all SVG files
+        // used in the current theme are served properly.
+        $CFG->svgicons = true;
+
         if (is_null($params)) {
             $params = [
                 'id' => optional_param('id', null, PARAM_INT),
diff --git a/tests/phpunit/local/controllers/infopage_test.php b/tests/phpunit/local/controllers/infopage_test.php
index 1041175..9c3bc5a 100644
--- a/tests/phpunit/local/controllers/infopage_test.php
+++ b/tests/phpunit/local/controllers/infopage_test.php
@@ -106,4 +106,14 @@ class infopagecontroller_test extends auth_outage_base_testcase {
         $output = $info->get_output();
         self::assertContains('auth_outage_info', $output);
     }
+
+    /**
+     * Tests the constructor enables SVG support.
+     */
+    public function test_svgicons_is_true() {
+        global $CFG;
+        $CFG->svgicons = false;
+        new infopage();
+        self::assertTrue($CFG->svgicons);
+    }
 }