diff --git a/mccs-it/thermal/modules/Thermal.js b/mccs-it/thermal/modules/Thermal.js
index e7235db..ffd9e2c 100644
--- a/mccs-it/thermal/modules/Thermal.js
+++ b/mccs-it/thermal/modules/Thermal.js
@@ -49,20 +49,11 @@ module.exports = {
 			// Handle error if the printing process fails
 			printer.on('error', (err) => {
 				console.error('Failed to start printing process:', err);
-				res.status(500).send('Failed to start printing process');
 			});
 			
 			// Pipe the PDF data to the printer
 			printer.stdin.write(pdfData);
-			
-			// Handle the process exit event
-			printer.on('close', (code) => {
-				if (code === 0) {
-					res.send('PDF sent to printer successfully.');
-				} else {
-					res.status(500).send('Failed to print PDF');
-				}
-			});
+			printer.stdin.end();
 		});
 		
 		// Add content (image, text) to the PDF