diff --git a/java/net/i2p/router/WindowsUpdatePostProcessor.java b/java/net/i2p/router/WindowsUpdatePostProcessor.java
index ab88b0a..5ed70d9 100644
--- a/java/net/i2p/router/WindowsUpdatePostProcessor.java
+++ b/java/net/i2p/router/WindowsUpdatePostProcessor.java
@@ -25,7 +25,7 @@ public class WindowsUpdatePostProcessor {
 
     private boolean runUpdate(File file){
         Process updateProcess = null;
-        ProcessBuilder pb = new ProcessBuilder("cmd", "/c", file.getAbsolutePath());
+        ProcessBuilder pb = new ProcessBuilder("cmd", "/c", file.getAbsolutePath(), "/S", "/D="+selectProgramFile());
         try {
             updateProcess = pb.start();
         } catch (IOException ex) {