diff --git a/nodes/LlmWhisperer/LlmWhisperer.node.ts b/nodes/LlmWhisperer/LlmWhisperer.node.ts
index 4083ab6..4c896a6 100644
--- a/nodes/LlmWhisperer/LlmWhisperer.node.ts
+++ b/nodes/LlmWhisperer/LlmWhisperer.node.ts
@@ -264,8 +264,7 @@ export class LlmWhisperer implements INodeType {
 					);
 				}
 
-				const binaryData = items[i].binary![fileContents];
-				const fileBuffer = Buffer.from(binaryData.data, 'base64');
+				const fileBuffer = await this.helpers.getBinaryDataBuffer(i, fileContents);
 
 				const host = this.getNodeParameter('host', i) as string;
 				const mode = this.getNodeParameter('mode', i) as string;
@@ -307,7 +306,6 @@ export class LlmWhisperer implements INodeType {
 						file_name: fileName,
 						add_line_nos: addLineNumbers,
 					},
-					accept: 'application/json',
 				};
 
 
diff --git a/nodes/Unstract/Unstract.node.ts b/nodes/Unstract/Unstract.node.ts
index 3c1297b..efbaa07 100644
--- a/nodes/Unstract/Unstract.node.ts
+++ b/nodes/Unstract/Unstract.node.ts
@@ -185,7 +185,7 @@ export class Unstract implements INodeType {
 				}
 
 				const binaryData = items[i].binary![binaryPropertyName];
-				const fileBuffer = Buffer.from(binaryData.data, 'base64');
+				const fileBuffer = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
 
 				const timeout = this.getNodeParameter('timeout', i) as number;
 				const deploymentName = this.getNodeParameter('deployment_name', i) as string;
diff --git a/nodes/UnstractHitlPush/UnstractHitlPush.node.ts b/nodes/UnstractHitlPush/UnstractHitlPush.node.ts
index c3fa80a..93da7e2 100644
--- a/nodes/UnstractHitlPush/UnstractHitlPush.node.ts
+++ b/nodes/UnstractHitlPush/UnstractHitlPush.node.ts
@@ -193,7 +193,7 @@ export class UnstractHitlPush implements INodeType {
 				}
 
 				const binaryData = items[i].binary![binaryPropertyName];
-				const fileBuffer = Buffer.from(binaryData.data, 'base64');
+				const fileBuffer = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
 
 				const timeout = this.getNodeParameter('timeout', i) as number;
 				const deploymentName = this.getNodeParameter('deployment_name', i) as string;