diff --git a/src/main/java/org/zeroturnaround/exec/stream/StreamPumper.java b/src/main/java/org/zeroturnaround/exec/stream/StreamPumper.java
index 41bb905..9183f10 100644
--- a/src/main/java/org/zeroturnaround/exec/stream/StreamPumper.java
+++ b/src/main/java/org/zeroturnaround/exec/stream/StreamPumper.java
@@ -40,9 +40,11 @@ package org.zeroturnaround.exec.stream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
+import java.util.Map;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.slf4j.MDC;
 
 /**
  * Copies all data from an input stream to an output stream.
@@ -72,6 +74,10 @@ public class StreamPumper implements Runnable {
   /** flush the output stream after each write */
   private final boolean flushImmediately;
 
+  /** Carries the MDC logging context of the parent thread if it exists */
+  private final Map<String,String> mdcContext = MDC.getCopyOfContextMap();
+
+
   /**
    * Create a new stream pumper.
    *
@@ -155,6 +161,9 @@ public class StreamPumper implements Runnable {
    * soon as the input stream is closed or an error occurs.
    */
   public void run() {
+    if (this.mdcContext != null) {
+      MDC.setContextMap(this.mdcContext);
+    }
     log.trace("{} started.", this);
     synchronized (this) {
       // Just in case this object is reused in the future