diff --git a/src/main/java/org/apache/harmony/unpack200/Archive.java b/src/main/java/org/apache/harmony/unpack200/Archive.java
index 2cb5919..c857ff1 100644
--- a/src/main/java/org/apache/harmony/unpack200/Archive.java
+++ b/src/main/java/org/apache/harmony/unpack200/Archive.java
@@ -148,7 +148,7 @@ public class Archive {
                     segment.setLogLevel(logLevel);
                     segment
                             .setLogStream(logFile != null ? (OutputStream) logFile
-                                    : (OutputStream) System.out);
+                                    : OutputStream.nullOutputStream());
                     segment.setPreRead(false);
 
                     if (i == 1) {
@@ -245,4 +245,4 @@ public class Archive {
         this.deflateHint = deflateHint;
     }
 
-}
\ No newline at end of file
+}