diff --git a/app/src/processing/app/Serial.java b/app/src/processing/app/Serial.java
index 53f206544..ea08110e7 100755
--- a/app/src/processing/app/Serial.java
+++ b/app/src/processing/app/Serial.java
@@ -496,6 +496,10 @@ public class Serial implements SerialPortEventListener {
     port.setDTR(state);
   }
 
+  public void setRTS(boolean state) {
+    port.setRTS(state);
+  }
+
   /**
    * If this just hangs and never completes on Windows, 
    * it may be because the DLL doesn't have its exec bit set.
diff --git a/app/src/processing/app/debug/Uploader.java b/app/src/processing/app/debug/Uploader.java
index 8318727e5..0be757f5a 100755
--- a/app/src/processing/app/debug/Uploader.java
+++ b/app/src/processing/app/debug/Uploader.java
@@ -80,12 +80,14 @@ public abstract class Uploader implements MessageConsumer  {
       }
 
       serialPort.setDTR(false);
+      serialPort.setRTS(false);
 
       try {
         Thread.sleep(100);
       } catch (InterruptedException e) {}
 
       serialPort.setDTR(true);
+      serialPort.setRTS(true);
       
       serialPort.dispose();
     } catch(Exception e) {