diff --git a/mod/lti/locallib.php b/mod/lti/locallib.php
index 1477dff453a..e185508b106 100644
--- a/mod/lti/locallib.php
+++ b/mod/lti/locallib.php
@@ -1388,10 +1388,8 @@ function lti_prepare_type_for_save($type, $config) {
         $type->secureicon = $config->lti_secureicon;
     }
 
-    if (isset($config->lti_forcessl)) {
-        $type->forcessl = !empty($config->lti_forcessl) ? $config->lti_forcessl : 0;
-        $config->lti_forcessl = $type->forcessl;
-    }
+    $type->forcessl = !empty($config->lti_forcessl) ? $config->lti_forcessl : 0;
+    $config->lti_forcessl = $type->forcessl;
 
     $type->timemodified = time();
 
diff --git a/mod/lti/tests/locallib_test.php b/mod/lti/tests/locallib_test.php
index 6b185aa1688..e5f2003092c 100644
--- a/mod/lti/tests/locallib_test.php
+++ b/mod/lti/tests/locallib_test.php
@@ -255,4 +255,32 @@ class mod_lti_locallib_testcase extends advanced_testcase {
 
         $this->assertEquals($ncount, $rncount, 'All newline characters should be a combination of \r\n');
     }
+
+    /**
+     * Tests lti_prepare_type_for_save's handling of the "Force SSL" configuration.
+     */
+    public function test_lti_prepare_type_for_save_forcessl() {
+        $type = new stdClass();
+        $config = new stdClass();
+
+        // Try when the forcessl config property is not set.
+        lti_prepare_type_for_save($type, $config);
+        $this->assertObjectHasAttribute('lti_forcessl', $config);
+        $this->assertEquals(0, $config->lti_forcessl);
+        $this->assertEquals(0, $type->forcessl);
+
+        // Try when forcessl config property is set.
+        $config->lti_forcessl = 1;
+        lti_prepare_type_for_save($type, $config);
+        $this->assertObjectHasAttribute('lti_forcessl', $config);
+        $this->assertEquals(1, $config->lti_forcessl);
+        $this->assertEquals(1, $type->forcessl);
+
+        // Try when forcessl config property is set to 0.
+        $config->lti_forcessl = 0;
+        lti_prepare_type_for_save($type, $config);
+        $this->assertObjectHasAttribute('lti_forcessl', $config);
+        $this->assertEquals(0, $config->lti_forcessl);
+        $this->assertEquals(0, $type->forcessl);
+    }
 }