diff --git a/java/src/com/tightvnc/rfbplayer/PARfbSender.java b/java/src/com/tightvnc/rfbplayer/PARfbSender.java
index 6dbaaf4..73d09fb 100644
--- a/java/src/com/tightvnc/rfbplayer/PARfbSender.java
+++ b/java/src/com/tightvnc/rfbplayer/PARfbSender.java
@@ -22,7 +22,7 @@
         ((RfbPlayer)receiver).jumpTo(time);
       }
     } else
-      System.out.println("Couldn't jump to time: " + time + " in RfbPlayer.");
+      System.err.println("Couldn't jump to time: " + time + " in RfbPlayer.");
   }
 
 }
diff --git a/java/src/com/tightvnc/rfbplayer/RfbPlayer.java b/java/src/com/tightvnc/rfbplayer/RfbPlayer.java
index 1a0e179..85d067d 100644
--- a/java/src/com/tightvnc/rfbplayer/RfbPlayer.java
+++ b/java/src/com/tightvnc/rfbplayer/RfbPlayer.java
@@ -375,7 +375,7 @@
   // fatalError() - print out a fatal error message.
   //
   public void fatalError(String str) {
-    System.out.println(str);
+    System.err.println(str);
 
     if (inAnApplet) {
       vncContainer.removeAll();
diff --git a/java/src/com/tightvnc/rfbplayer/RfbPlayerSetDisplaySize.java b/java/src/com/tightvnc/rfbplayer/RfbPlayerSetDisplaySize.java
index 02151b3..f78770f 100644
--- a/java/src/com/tightvnc/rfbplayer/RfbPlayerSetDisplaySize.java
+++ b/java/src/com/tightvnc/rfbplayer/RfbPlayerSetDisplaySize.java
@@ -14,7 +14,7 @@
     if (receiver != null) {
       ((RfbPlayer)receiver).displaySize(width, height);
     } else
-      System.out.println("Couldn't resize RfbPlayer.");
+      System.err.println("Couldn't resize RfbPlayer.");
   }
 
 }