diff --git a/tests/playground.html b/tests/playground.html
index 5d8d058ad..483b187f0 100644
--- a/tests/playground.html
+++ b/tests/playground.html
@@ -361,34 +361,6 @@ function logEvents(state) {
   }
 }
 
-function toggleRenderingDebug(state) {
-  if (!Blockly.blockRendering.Debug) {
-    return;
-  }
-  var checkbox = document.getElementById('blockRenderDebugCheck');
-  checkbox.checked = state;
-  if (sessionStorage) {
-    sessionStorage.setItem('blockRenderDebug', Number(state));
-  }
-  if (state) {
-    document.getElementById('blocklyDiv').className = 'renderingDebug';
-    Blockly.blockRendering.startDebugger();
-    document.getElementById('renderDebugOptions').style.display = 'block';
-  } else {
-    document.getElementById('blocklyDiv').className = '';
-    Blockly.blockRendering.stopDebugger();
-    document.getElementById('renderDebugOptions').style.display = 'none';
-  }
-}
-
-function toggleAccessibilityMode(state) {
-  if (state) {
-    Blockly.navigation.enableKeyboardAccessibility();
-  } else {
-    Blockly.navigation.disableKeyboardAccessibility();
-  }
-}
-
 function configureContextMenu(menuOptions, e) {
   var screenshotOption = {
     text: 'Download Screenshot',
diff --git a/tests/playgrounds/advanced_playground.html b/tests/playgrounds/advanced_playground.html
index 9fd58972a..4dbc9ff01 100644
--- a/tests/playgrounds/advanced_playground.html
+++ b/tests/playgrounds/advanced_playground.html
@@ -68,8 +68,7 @@
 <script src="../themes/test_themes.js"></script>
 <script src="./screenshot.js"></script>
 <script src="./test_blocks_toolbox.js"></script>
-<script src="../../../blockly-samples2/plugins/dev-tools/dist/index.js"></script>
-<!-- <script src="https://unpkg.com/@blockly/dev-tools/dist/index.js"></script> -->
+<script src="https://unpkg.com/@blockly/dev-tools/dist/index.js"></script>
 <script src="https://unpkg.com/@blockly/theme-modern/dist/index.js"></script>
 
 <script>