diff --git a/package.json b/package.json
index b8e8fad..37510dd 100644
--- a/package.json
+++ b/package.json
@@ -296,7 +296,7 @@
         "babylonjs": "^3.2.0",
         "babylonjs-loaders": "^3.2.0",
         "draco3dgltf": "^1.3.4",
-        "gltf-import-export": "^1.0.12",
+        "gltf-import-export": "^1.0.13",
         "gltf-validator": "2.0.0-dev.2.5",
         "json-source-map": "^0.4.0",
         "sprintf-js": "^1.1.1",
diff --git a/src/dataUriTextDocumentContentProvider.ts b/src/dataUriTextDocumentContentProvider.ts
index 58acee1..cc4ab97 100644
--- a/src/dataUriTextDocumentContentProvider.ts
+++ b/src/dataUriTextDocumentContentProvider.ts
@@ -105,7 +105,7 @@ export class DataUriTextDocumentContentProvider implements vscode.TextDocumentCo
             } else if (jsonPointer.startsWith('/accessors/')) {
                 if (data.bufferView !== undefined) {
                     let bufferView = glTF.bufferViews[data.bufferView];
-                    let buffer = getBuffer(glTF, bufferView.buffer.toString(), fileName);
+                    let buffer = getBuffer(glTF, bufferView.buffer, fileName);
                     return formatAccessor(buffer, data, bufferView);
                 } else {
                     return 'Accessor does not contain a bufferView';
@@ -146,7 +146,7 @@ export class DataUriTextDocumentContentProvider implements vscode.TextDocumentCo
         }
 
         let bufferView = glTF.bufferViews[dracoExtension.bufferView];
-        let glTFBuffer = getBuffer(glTF, bufferView.buffer.toString(), fileName);
+        let glTFBuffer = getBuffer(glTF, bufferView.buffer, fileName);
         const bufferOffset: number = bufferView.byteOffset || 0;
         const bufferLength: number = bufferView.byteLength;
         const bufferViewBuf: Buffer = glTFBuffer.slice(bufferOffset, bufferOffset + bufferLength);
diff --git a/src/extension.ts b/src/extension.ts
index cb1a479..a3d529a 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -520,7 +520,7 @@ export function activate(context: vscode.ExtensionContext) {
             let accessorValues = [];
             if (accessor != undefined) {
                 const bufferView = glTF.bufferViews[accessor.bufferView];
-                const buffer = getBuffer(glTF, bufferView.buffer.toString(), activeTextEditor.document.fileName);
+                const buffer = getBuffer(glTF, bufferView.buffer, activeTextEditor.document.fileName);
                 accessorValues = getAccessorData(accessor, bufferView, buffer);
             }
             animationPointer.json.extras[`vscode_gltf_${key}`] = Array.from(accessorValues);
@@ -601,7 +601,7 @@ export function activate(context: vscode.ExtensionContext) {
             bufferIndex = bufferView.buffer;
         }
         const bufferJson = glTF.buffers[bufferIndex];
-        const bufferData = getBuffer(glTF, bufferIndex.toString(), activeTextEditor.document.fileName);
+        const bufferData = getBuffer(glTF, bufferIndex, activeTextEditor.document.fileName);
         const alignedLength = (value: number) => {
             const alignValue = 4;
             if (value == 0) {
diff --git a/src/validationProvider.ts b/src/validationProvider.ts
index 877a0f4..0148708 100644
--- a/src/validationProvider.ts
+++ b/src/validationProvider.ts
@@ -54,8 +54,7 @@ export async function validate(sourceFilename: string) {
                     }
                     resolve(data);
                 });
-            }
-            ),
+            }),
     });
 
     const useSaveAs = !vscode.workspace.getConfiguration('glTF').get('alwaysOverwriteDefaultFilename');