diff --git a/DecryptPDF.py b/DecryptPDF.py
index 5bba79b..8d2f2a8 100644
--- a/DecryptPDF.py
+++ b/DecryptPDF.py
@@ -6,6 +6,7 @@
 import pikepdf, tkinter, os
 from tkinter import filedialog
 from pathlib import Path
+import subprocess, platform
 print(' ***** NOTICE: MAKE SURE THAT THIS WINDOW IS ACTIVE BEFORE PRESSING ENTER *****')
 
 input("\n Let's select your PDF file!\n Press Enter :-)")
@@ -35,4 +36,9 @@
 
 
 input('\n\n Press Enter to exit the program and open the folder :-]')
-os.startfile(destDir)
+if platform.system() == "Windows":
+    os.startfile(destDir)
+elif platform.system() == "Darwin":  # macOS
+    subprocess.run(["open", destDir])
+else:  # Linux
+    subprocess.run(["xdg-open", destDir])