diff --git a/gui/extension/.vscode/tasks.json b/gui/extension/.vscode/tasks.json
index df5a5c8b..d432d790 100644
--- a/gui/extension/.vscode/tasks.json
+++ b/gui/extension/.vscode/tasks.json
@@ -4,7 +4,7 @@
         {
             "label": "tsc: extension",
             "type": "shell",
-            "command": "tsc",
+            "command": "./node_modules/.bin/tsc",
             "args": [
                 "-w",
                 "-p",
@@ -72,7 +72,7 @@
         {
             "label": "tsc: e2e",
             "type": "shell",
-            "command": "tsc",
+            "command": "./node_modules/.bin/tsc",
             "args": [
                 "-w",
                 "-p",
diff --git a/gui/extension/CHANGELOG.md b/gui/extension/CHANGELOG.md
index 4c145def..45e05d52 100644
--- a/gui/extension/CHANGELOG.md
+++ b/gui/extension/CHANGELOG.md
@@ -7,6 +7,7 @@
 - BUG#36027690 Connection error when opening REST Object Request Path in Web Browser
 - BUG#36032142 Unexpected error when deleting records with filter containing nullables
 - BUG#36173373 Parent class field not accessible in the child class in the TypeScript SDK
+- BUG#36211402 Unexpected compilation error when building the VSCode Extension
 
 ## Changes in 1.14.2+8.1.1
 
diff --git a/gui/extension/package.json b/gui/extension/package.json
index 3b67472c..f7a3f76e 100644
--- a/gui/extension/package.json
+++ b/gui/extension/package.json
@@ -1636,7 +1636,7 @@
         "eslint-plugin-jsdoc": "46.8.2",
         "eslint-plugin-prefer-arrow": "1.2.3",
         "oci-mysql": "2.73.0",
-        "typescript": "5.2.2"
+        "typescript": "5.3.3"
     },
     "scripts": {
         "build-dev-package": "vsce package",
diff --git a/gui/frontend/package-lock.json b/gui/frontend/package-lock.json
index c1638081..721ee9ee 100644
--- a/gui/frontend/package-lock.json
+++ b/gui/frontend/package-lock.json
@@ -75,7 +75,7 @@
                 "selenium-webdriver": "4.16.0",
                 "terser": "5.24.0",
                 "ts-node": "10.9.1",
-                "typescript": "5.2.2",
+                "typescript": "5.3.3",
                 "vite": "4.5.0",
                 "vite-plugin-monaco-editor": "1.1.0"
             }
@@ -14522,9 +14522,9 @@
             }
         },
         "node_modules/typescript": {
-            "version": "5.2.2",
-            "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.2.2.tgz",
-            "integrity": "sha512-mI4WrpHsbCIcwT9cF4FZvr80QUeKvsUsUvKDoR+X/7XHQH98xYD8YHZg7ANtz2GtZt/CBq2QJ0thkGJMHfqc1w==",
+            "version": "5.3.3",
+            "resolved": "https://artifacthub-phx.oci.oraclecorp.com/api/npm/npmjs-remote/typescript/-/typescript-5.3.3.tgz",
+            "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==",
             "dev": true,
             "bin": {
                 "tsc": "bin/tsc",
diff --git a/gui/frontend/package.json b/gui/frontend/package.json
index 9e3cfad1..b7e02c77 100644
--- a/gui/frontend/package.json
+++ b/gui/frontend/package.json
@@ -85,7 +85,7 @@
         "selenium-webdriver": "4.16.0",
         "terser": "5.24.0",
         "ts-node": "10.9.1",
-        "typescript": "5.2.2",
+        "typescript": "5.3.3",
         "vite": "4.5.0",
         "vite-plugin-monaco-editor": "1.1.0"
     },
@@ -95,4 +95,4 @@
         "not ie <= 11",
         "not op_mini all"
     ]
-}
\ No newline at end of file
+}
diff --git a/gui/frontend/src/parsing/python/PythonLexerBase.ts b/gui/frontend/src/parsing/python/PythonLexerBase.ts
index 2aa5dd88..575128ea 100644
--- a/gui/frontend/src/parsing/python/PythonLexerBase.ts
+++ b/gui/frontend/src/parsing/python/PythonLexerBase.ts
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, 2023, Oracle and/or its affiliates.
+ * Copyright (c) 2021, 2024, Oracle and/or its affiliates.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License, version 2.0,
@@ -48,7 +48,11 @@ export abstract class PythonLexerBase extends Lexer {
             return super.emit();
         }
 
-        super._token = token;
+        // The _token field is handled by the parent Lexer class, however, the TypeScript compiler now prevents field
+        // assignment using "super", because fields are kept in a flat structure in the prototype chain and there are no
+        // assurances they are not rewritten by the child classes.
+        // Until the Lexer class introduces a setter for this specific field, use we can replace "super" by "this".
+        this._token = token;
         this.buffer.push(token);
         this.lastToken = token;
 
diff --git a/mrs_plugin/sdk/package.json b/mrs_plugin/sdk/package.json
index 38c81447..2a2eb5a9 100644
--- a/mrs_plugin/sdk/package.json
+++ b/mrs_plugin/sdk/package.json
@@ -25,7 +25,7 @@
     "eslint-plugin-jsx-a11y": "6.7.1",
     "eslint-plugin-prefer-arrow": "1.2.3",
     "preact": "10.19.2",
-    "typescript": "4.9.5",
+    "typescript": "5.3.3",
     "vitest": "0.33.0"
   }
 }