diff --git a/packages/excalidraw/data/image.ts b/packages/excalidraw/data/image.ts
index 5796f42fc..4d72a26a4 100644
--- a/packages/excalidraw/data/image.ts
+++ b/packages/excalidraw/data/image.ts
@@ -1,5 +1,5 @@
 import tEXt from "png-chunk-text";
-import { encodeSync, decodeSync} from "png-chunk-itxt";
+import * as iTXt from "png-chunk-itxt";
 import encodePng from "png-chunks-encode";
 import decodePng from "png-chunks-extract";
 
@@ -28,7 +28,7 @@ export const getMetadataChunk = async (
 
   if (iTXtChunk) {
     try {
-      const decoded = decodeSync(iTXtChunk.data);
+      const decoded = iTXt.decodeSync(iTXtChunk.data);
       console.log("Decoded iTXt chunk:", decoded);
       return { 
         keyword: decoded.keyword, 
@@ -61,13 +61,13 @@ export const encodePngMetadata = async ({
   useITXt?: boolean;
 }) => {
   const chunks = decodePng(new Uint8Array(await blobToArrayBuffer(blob)));
-  debugger;
+
   const filteredChunks = chunks.filter(
     (chunk) => 
       !(chunk.name === "tEXt" && 
         tEXt.decode(chunk.data).keyword === MIME_TYPES.excalidraw) &&
       !(chunk.name === "iTXt" && 
-        decodeSync(chunk.data).keyword === MIME_TYPES.excalidraw)
+        iTXt.decodeSync(chunk.data).keyword === MIME_TYPES.excalidraw)
   );
   
   const encodedData = JSON.stringify(
@@ -80,7 +80,7 @@ export const encodePngMetadata = async ({
   let metadataChunk;
   try {
     if (useITXt) {
-      metadataChunk = encodeSync(
+      metadataChunk = iTXt.encodeSync(
         MIME_TYPES.excalidraw,
         encodedData,
         { 
diff --git a/packages/excalidraw/global.d.ts b/packages/excalidraw/global.d.ts
index efbaa9292..6a142748e 100644
--- a/packages/excalidraw/global.d.ts
+++ b/packages/excalidraw/global.d.ts
@@ -56,7 +56,6 @@ declare module "png-chunk-itxt" {
     language?: string;
     translated?: string;
   };
-  export { encodeSync, decodeSync };
 }
 declare module "png-chunks-encode" {
   function encode(chunks: (TEXtChunk | ITXtChunk)[]): Uint8Array;
diff --git a/packages/utils/src/export.ts b/packages/utils/src/export.ts
index 347bf971d..6e122eff9 100644
--- a/packages/utils/src/export.ts
+++ b/packages/utils/src/export.ts
@@ -19,6 +19,11 @@ import type {
   NonDeleted,
 } from "@excalidraw/element/types";
 import type { AppState, BinaryFiles } from "@excalidraw/excalidraw/types";
+import { Buffer } from "buffer";
+
+window.onload = () => {
+  window.Buffer = Buffer;
+}
 
 export { MIME_TYPES };