diff --git a/README.md b/README.md
index a5e513ad4..c08b42bd9 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@
 
 | NodeJS                                                                                                                                                                                                          | Visual Studio Code                                                                                                                            | Operating System                                                                                                                                                                                                                                      |
 | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
-| <table style="text-align:center;"> <tr><th>18.x.x</th><th>20.x.x</th><th>LTS</th><th>Latest</th></tr><tr><td>✅</td><td>✅</td><td>❓</td><td>❓</td></tr><tr><td colspan="4">❓ Best-effort</td></tr> </table> | <table style="text-align:center;"> <tr><th>min</th><th>-</th><th>max</th></tr><tr><td>1.88.x</td><td>1.89.x</td><td>1.90.x</td></tr> </table> | <table style="text-align:center;"> <tr><th>Linux</th><th>Windows</th><th>macOS</th></tr><tr><td>✅</td><td>✅</td><td>⚠️</td></tr><tr><td colspan="3">⚠️ [Known Issues](KNOWN_ISSUES.md#macos-known-limitations-of-native-objects)</td></tr> </table> |
+| <table style="text-align:center;"> <tr><th>18.x.x</th><th>20.x.x</th><th>LTS</th><th>Latest</th></tr><tr><td>✅</td><td>✅</td><td>❓</td><td>❓</td></tr><tr><td colspan="4">❓ Best-effort</td></tr> </table> | <table style="text-align:center;"> <tr><th>min</th><th>-</th><th>max</th></tr><tr><td>1.89.x</td><td>1.90.x</td><td>1.91.x</td></tr> </table> | <table style="text-align:center;"> <tr><th>Linux</th><th>Windows</th><th>macOS</th></tr><tr><td>✅</td><td>✅</td><td>⚠️</td></tr><tr><td colspan="3">⚠️ [Known Issues](KNOWN_ISSUES.md#macos-known-limitations-of-native-objects)</td></tr> </table> |
 
 #### NodeJS Support Policy
 
diff --git a/packages/extester/package.json b/packages/extester/package.json
index 95b00ab17..5ee769ee5 100644
--- a/packages/extester/package.json
+++ b/packages/extester/package.json
@@ -52,8 +52,8 @@
     "ui-test"
   ],
   "supportedVersions": {
-    "vscode-min": "1.88.1",
-    "vscode-max": "1.90.2",
+    "vscode-min": "1.89.1",
+    "vscode-max": "1.91.1",
     "nodejs": "20"
   },
   "dependencies": {
diff --git a/tests/test-project/src/test/debug/debug.test.ts b/tests/test-project/src/test/debug/debug.test.ts
index e86fda407..be9b95d93 100644
--- a/tests/test-project/src/test/debug/debug.test.ts
+++ b/tests/test-project/src/test/debug/debug.test.ts
@@ -36,6 +36,7 @@ import * as path from 'path';
 import { expect } from 'chai';
 
 const line = 7;
+const varSub = VSBrowser.instance.version >= '1.91.0' ? 'num =' : 'num:';
 
 describe('Debugging', function () {
 	process.env.NODE = process.execPath;
@@ -227,7 +228,7 @@ describe('Debugging', function () {
 
 		it('VariableSectionItem.getVariableName', async function () {
 			const item = await getNumVariable(view, this.timeout() - 2000);
-			expect(await item?.getVariableName()).equals('num:');
+			expect(await item?.getVariableName()).equals(varSub);
 		});
 
 		it('VariableSectionItem.getVariableValue', async function () {
@@ -322,7 +323,7 @@ async function getNumVariable(view: DebugView, timeout: number) {
 				try {
 					const variablesSection = await view.getVariablesSection();
 					await variablesSection?.openItem('Local');
-					return await variablesSection.findItem('num:');
+					return await variablesSection.findItem(varSub);
 				} catch (e) {
 					if (
 						e instanceof error.StaleElementReferenceError ||