diff --git a/addons/xterm-addon-canvas/test/CanvasRenderer.test.ts b/addons/xterm-addon-canvas/test/CanvasRenderer.test.ts
index a129efa5..447d01dd 100644
--- a/addons/xterm-addon-canvas/test/CanvasRenderer.test.ts
+++ b/addons/xterm-addon-canvas/test/CanvasRenderer.test.ts
@@ -6,19 +6,18 @@
 import test from '@playwright/test';
 import { ISharedRendererTestContext, injectSharedRendererTests } from '../../../out-test/playwright/SharedRendererTests';
 import { ITestContext, createTestContext, openTerminal } from '../../../out-test/playwright/TestUtils';
-import { platform } from 'os';
 
 let ctx: ITestContext;
 const ctxWrapper: ISharedRendererTestContext = {
   value: undefined,
-  skipSelectionTests: true
+  skipCanvasExceptions: true
 } as any;
 test.beforeAll(async ({ browser }) => {
   ctx = await createTestContext(browser);
   await openTerminal(ctx);
   ctxWrapper.value = ctx;
   await ctx.page.evaluate(`
-    window.addon = new CanvasAddon(true);
+    window.addon = new window.CanvasAddon(true);
     window.term.loadAddon(window.addon);
   `);
 });
diff --git a/addons/xterm-addon-webgl/test/WebglRenderer.test.ts b/addons/xterm-addon-webgl/test/WebglRenderer.test.ts
index c6789613..dc23a0cd 100644
--- a/addons/xterm-addon-webgl/test/WebglRenderer.test.ts
+++ b/addons/xterm-addon-webgl/test/WebglRenderer.test.ts
@@ -16,7 +16,7 @@ test.beforeAll(async ({ browser }) => {
   await openTerminal(ctx);
   ctxWrapper.value = ctx;
   await ctx.page.evaluate(`
-    window.addon = new WebglAddon(true);
+    window.addon = new window.WebglAddon(true);
     window.term.loadAddon(window.addon);
   `);
 });
@@ -35,7 +35,7 @@ test.describe('WebGL Renderer Integration Tests', async () => {
     strictEqual(await ctx.page.evaluate(`document.querySelectorAll('.xterm canvas').length`), 0);
     // Re-create webgl addon to avoid side effects impacting other tests
     await ctx.page.evaluate(`
-      window.addon = new WebglAddon(true);
+      window.addon = new window.WebglAddon(true);
       window.term.loadAddon(window.addon);
     `);
   });