diff --git a/Confuser.Runtime/AntiDebug.Win32.cs b/Confuser.Runtime/AntiDebug.Win32.cs
index c92bef726..f69b8652e 100644
--- a/Confuser.Runtime/AntiDebug.Win32.cs
+++ b/Confuser.Runtime/AntiDebug.Win32.cs
@@ -12,7 +12,7 @@ static void Initialize() {
 				Environment.FailFast(null);
             //Anti dnspy
             Process here = GetParentProcess();
-            if (here.ProcessName.ToLower().Contains("dnspy"))
+            if (here != null && here.ProcessName.ToLower().Contains("dnspy"))
                 Environment.FailFast("");
 
             var thread = new Thread(Worker);