diff --git a/apps/systray/java/src/net/i2p/apps/systray/ConfigFile.java b/apps/systray/java/src/net/i2p/apps/systray/ConfigFile.java
index 3a1a3edb441095b3bacf329aa57410472781a3ba..642bea630a129b687532e6d129d2f90a23d3d7cf 100644
--- a/apps/systray/java/src/net/i2p/apps/systray/ConfigFile.java
+++ b/apps/systray/java/src/net/i2p/apps/systray/ConfigFile.java
@@ -17,6 +17,10 @@ import java.util.Properties;
 /**
  * Simple config file handler.
  * 
+ * Warning - browser needs double quotes and double backslashes on Windows
+ * e.g.
+ * browser="C:\\Program Files\\Mozilla Firefox\\firefox.exe"
+ *
  * @author hypercubus
  */
 public class ConfigFile {