diff --git a/binding/web/src/rhino.ts b/binding/web/src/rhino.ts
index 76f14840..fd0a14e3 100644
--- a/binding/web/src/rhino.ts
+++ b/binding/web/src/rhino.ts
@@ -733,6 +733,8 @@ export class Rhino {
     if (contextPathAddress === 0) {
       throw new RhinoErrors.RhinoOutOfMemoryError('malloc failed: Cannot allocate memory');
     }
+    memoryBufferUint8.set(encodedContextPath, contextPathAddress);
+    memoryBufferUint8[contextPathAddress + encodedContextPath.length] = 0;
 
     const sdkEncoded = new TextEncoder().encode(this._sdk);
     const sdkAddress = await aligned_alloc(