diff --git a/src/wasm_sandbox/guests/javascript/package-lock.json b/src/wasm_sandbox/guests/javascript/package-lock.json
index 3390f93..8256f3c 100644
--- a/src/wasm_sandbox/guests/javascript/package-lock.json
+++ b/src/wasm_sandbox/guests/javascript/package-lock.json
@@ -9,7 +9,7 @@
       "version": "0.4.0",
       "devDependencies": {
         "@bytecodealliance/componentize-js": "^0.21.0",
-        "@bytecodealliance/jco": "^1.21.0"
+        "@bytecodealliance/jco": "^1.24.1"
       }
     },
     "node_modules/@bytecodealliance/componentize-js": {
@@ -51,16 +51,16 @@
       }
     },
     "node_modules/@bytecodealliance/jco": {
-      "version": "1.21.0",
-      "resolved": "https://registry.npmjs.org/@bytecodealliance/jco/-/jco-1.21.0.tgz",
-      "integrity": "sha512-XFW7ZAmoTfUa/OTGFnHWbTv63pO80n4cU/56sQUIHvkPlEnW7epDvnzBYzG4gCBekiUPWnHd30S1XNdl4n1Ccg==",
+      "version": "1.24.1",
+      "resolved": "https://registry.npmjs.org/@bytecodealliance/jco/-/jco-1.24.1.tgz",
+      "integrity": "sha512-PbSQJ5YUO2vyonRoxnJzBWgNx6+FNbQ7iK4Ia9i9hVBJoAMXE3MOks14SFnqP0mt1R5Ou+oFXdjZ24aXGbXZXQ==",
       "dev": true,
       "license": "(Apache-2.0 WITH LLVM-exception)",
       "dependencies": {
         "@bytecodealliance/componentize-js": "^0.21.0",
         "@bytecodealliance/componentize-js-0-19-3": "npm:@bytecodealliance/componentize-js@^0.19.3",
         "@bytecodealliance/preview2-shim": "^0.17.9",
-        "@bytecodealliance/preview3-shim": "^0.1.0",
+        "@bytecodealliance/preview3-shim": "^0.1.2",
         "binaryen": "^123.0.0",
         "commander": "^14",
         "mkdirp": "^3",
diff --git a/src/wasm_sandbox/guests/javascript/package.json b/src/wasm_sandbox/guests/javascript/package.json
index df567f0..9fcb527 100644
--- a/src/wasm_sandbox/guests/javascript/package.json
+++ b/src/wasm_sandbox/guests/javascript/package.json
@@ -8,6 +8,6 @@
   },
   "devDependencies": {
     "@bytecodealliance/componentize-js": "^0.21.0",
-    "@bytecodealliance/jco": "^1.21.0"
+    "@bytecodealliance/jco": "^1.24.1"
   }
 }