diff --git a/scripts/config/pyodide.json b/scripts/config/pyodide.json
index 002d10c6..063b37a8 100644
--- a/scripts/config/pyodide.json
+++ b/scripts/config/pyodide.json
@@ -1,4 +1,4 @@
 {
-  "version": "0.26.2",
+  "version": "0.29.4",
   "preload": ["numpy", "scipy", "micropip"]
 }
diff --git a/scripts/extract.py b/scripts/extract.py
index 5ae23f8c..c33f65f4 100644
--- a/scripts/extract.py
+++ b/scripts/extract.py
@@ -155,7 +155,7 @@ def load_pyodide_config(self) -> dict:
         if path.exists():
             with open(path, encoding="utf-8") as f:
                 return json.load(f)
-        return {"version": "0.26.2", "preload": ["numpy", "scipy", "micropip"]}
+        return {"version": "0.29.4", "preload": ["numpy", "scipy", "micropip"]}
 
     def discover_toolboxes(self) -> list[Path]:
         """Find all toolbox config directories."""
@@ -882,7 +882,7 @@ def write_dependencies(self, data: dict) -> None:
             "",
             f"export const PATHVIEW_VERSION = '{pathview_version}';",
             "",
-            f"export const PYODIDE_VERSION = '{pyodide.get('version', '0.26.2')}';",
+            f"export const PYODIDE_VERSION = '{pyodide.get('version', '0.29.4')}';",
             "export const PYODIDE_CDN_URL = `https://cdn.jsdelivr.net/pyodide/v${PYODIDE_VERSION}/full/pyodide.mjs`;",
             "",
             f"export const PYODIDE_PRELOAD = {json.dumps(pyodide.get('preload', []))} as const;",
diff --git a/src/lib/constants/dependencies.ts b/src/lib/constants/dependencies.ts
index 747715df..8a6f3b78 100644
--- a/src/lib/constants/dependencies.ts
+++ b/src/lib/constants/dependencies.ts
@@ -3,7 +3,7 @@
 
 export const PATHVIEW_VERSION = '0.8.9';
 
-export const PYODIDE_VERSION = '0.26.2';
+export const PYODIDE_VERSION = '0.29.4';
 export const PYODIDE_CDN_URL = `https://cdn.jsdelivr.net/pyodide/v${PYODIDE_VERSION}/full/pyodide.mjs`;
 
 export const PYODIDE_PRELOAD = ["numpy", "scipy", "micropip"] as const;
diff --git a/src/lib/pyodide/backend/pyodide/worker.ts b/src/lib/pyodide/backend/pyodide/worker.ts
index 81f727ad..ff36ac30 100644
--- a/src/lib/pyodide/backend/pyodide/worker.ts
+++ b/src/lib/pyodide/backend/pyodide/worker.ts
@@ -12,7 +12,7 @@ import {
 import { PROGRESS_MESSAGES, ERROR_MESSAGES } from '$lib/constants/messages';
 import type { REPLRequest, REPLResponse } from '../types';
 
-import type { PyodideInterface } from 'https://cdn.jsdelivr.net/pyodide/v0.26.2/full/pyodide.mjs';
+import type { PyodideInterface } from 'https://cdn.jsdelivr.net/pyodide/v0.29.4/full/pyodide.mjs';
 
 let pyodide: PyodideInterface | null = null;
 let isInitialized = false;
diff --git a/src/lib/types/modules.d.ts b/src/lib/types/modules.d.ts
index 8fa85d57..c76bd784 100644
--- a/src/lib/types/modules.d.ts
+++ b/src/lib/types/modules.d.ts
@@ -7,7 +7,7 @@ declare module 'plotly.js-dist-min' {
 }
 
 // Pyodide CDN module
-declare module 'https://cdn.jsdelivr.net/pyodide/v0.26.2/full/pyodide.mjs' {
+declare module 'https://cdn.jsdelivr.net/pyodide/v0.29.4/full/pyodide.mjs' {
 	interface PyProxy {
 		toJs(options?: { dict_converter?: typeof Object.fromEntries }): unknown;
 		destroy(): void;