diff --git a/.travis.yml b/.travis.yml
index ebe88d1..8a92f0c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -43,6 +43,7 @@ jobs:
         - '[ -z "$TRAVIS_TAG" ] || [ "$TRAVIS_TAG" == "$(php -r "require(\"vendor/autoload.php\"); echo Erusev\Parsedown\Parsedown::version;")" ]'
         - composer test-static
         - composer test-formatting
+        - composer test-dead-code
 
     - stage: Test CommonMark (weak)
       php: 7.3
diff --git a/psalm.xml b/psalm.xml
index 2c03807..de47136 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -7,4 +7,25 @@
     <projectFiles>
         <directory name="src" />
     </projectFiles>
+
+    <issueHandlers>
+        <PossiblyUnusedMethod>
+            <errorLevel type="suppress">
+                 <referencedMethod name="Erusev\Parsedown\Components\Inlines\PlainText::text" />
+                 <referencedMethod name="Erusev\Parsedown\Html\Renderables\Container::contents" />
+                 <referencedMethod name="Erusev\Parsedown\Html\Renderables\Element::create" />
+                 <referencedMethod name="Erusev\Parsedown\Html\Renderables\Element::attributes" />
+                 <referencedMethod name="Erusev\Parsedown\Html\Renderables\Element::settingName" />
+                 <referencedMethod name="Erusev\Parsedown\Html\Renderables\Element::settingAttributes" />
+                 <referencedMethod name="Erusev\Parsedown\Html\Renderables\Element::settingContents" />
+                 <referencedMethod name="Erusev\Parsedown\Html\Renderables\Text::getStringBacking" />
+                 <referencedMethod name="Erusev\Parsedown\Parsedown::__construct" />
+                 <referencedMethod name="Erusev\Parsedown\Parsedown::text" />
+                 <referencedMethod name="Erusev\Parsedown\Parsing\Lines::appendingContext" />
+                 <referencedMethod name="Erusev\Parsedown\State::get" />
+                 <referencedMethod name="Erusev\Parsedown\Parsedown::line" />
+                 <referencedMethod name="Erusev\Parsedown\Parsing\Lines::last" />
+            </errorLevel>
+        </PossiblyUnusedMethod>
+    </issueHandlers>
 </psalm>