diff --git a/MainForm.ps1 b/MainForm.ps1
index a6dcfe5..0275e18 100644
--- a/MainForm.ps1
+++ b/MainForm.ps1
@@ -4,11 +4,18 @@ Import-Module Microsoft.Graph.Files
 
 # Load Open XML assembly
 try {
-    Add-Type -Path "C:\Program Files\Microsoft Office\root\Office16\DocumentFormat.OpenXml.dll"
+    # Try loading from GAC
+    Add-Type -AssemblyName "DocumentFormat.OpenXml, Version=2.5.5631.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
 }
 catch {
-    [System.Windows.Forms.MessageBox]::Show("Error loading DocumentFormat.OpenXml.dll. Make sure it is installed.")
-    return
+    try {
+        # Try loading from a default path
+        Add-Type -Path "C:\Program Files\Microsoft Office\root\Office16\DocumentFormat.OpenXml.dll"
+    }
+    catch {
+        [System.Windows.Forms.MessageBox]::Show("Error loading DocumentFormat.OpenXml.dll. Make sure it is installed and the path is correct.")
+        return
+    }
 }
 
 # Import our components