diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/util/io/StreamCopyThread.java b/org.eclipse.jgit/src/org/eclipse/jgit/util/io/StreamCopyThread.java
index 5c1af9efa..efdddeee9 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/util/io/StreamCopyThread.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/util/io/StreamCopyThread.java
@@ -80,20 +80,6 @@ public class StreamCopyThread extends Thread {
 		writeLock = new Object();
 	}
 
-	/**
-	 * Request the thread to flush the output stream as soon as possible.
-	 * <p>
-	 * This is an asynchronous request to the thread. The actual flush will
-	 * happen at some future point in time, when the thread wakes up to process
-	 * the request.
-	 */
-	@Deprecated
-	public void flush() {
-		synchronized (writeLock) {
-			interrupt();
-		}
-	}
-
 	/**
 	 * Request that the thread terminate, and wait for it.
 	 * <p>