diff --git a/.gitignore b/.gitignore
index 7a60b85..b4bc537 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 __pycache__/
 *.pyc
+node_modules/
diff --git a/docs/index.html b/docs/index.html
index 9d406c0..caa55c9 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -81,7 +81,7 @@
         }
     </style>
     <!-- Load JSZip for batch archiving -->
-    <script src="https://cdnjs.cloudflare.com/ajax/libs/jszip/3.10.1/jszip.min.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jszip/3.10.1/jszip.min.js" integrity="sha384-+mbV2IY1Zk/X1p/nWllGySJSUN8uMs+gUAN10Or95UBH0fpj6GfKgPmgC5EXieXG" crossorigin="anonymous"></script>
 
     <!-- Load ESM from esm.sh to automatically handle CJS conversion -->
     <script type="importmap">
@@ -255,7 +255,9 @@ <h2>Online Converter</h2>
             try {
                 // Fetch the wasm file explicitly (use unpkg to ensure raw binary response)
                 const wasmUrl = "https://unpkg.com/@imagemagick/magick-wasm@0.0.30/dist/magick.wasm";
-                const response = await fetch(wasmUrl);
+                const response = await fetch(wasmUrl, {
+                    integrity: "sha384-mijzCtynibnb2Dqqwv/3Y+KGfHlSca0uaF6FJaMYUVByviMLDb5YcexhbvUWnKbF"
+                });
                 const wasmBytes = new Uint8Array(await response.arrayBuffer());
 
                 await initializeImageMagick(wasmBytes);