diff --git a/HISTORY.md b/HISTORY.md
index 6705cba..15ab502 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -53,6 +53,7 @@ I tried to give credit whenever possible. If I have missed anyone, kindly add it
 - Fix: Can now find IDE 1.5+ preferences.txt on Linux and Mac (https://github.com/sej7278)
 - Fix: Added support for VARIANT being a submenu item in 1.6 cores like attiny (https://github.com/sej7278)
 - Fix: Replaced copyright symbol causing sed problems on OSX (Issue #335). (https://github.com/sej7278)
+- Fix: Fix issues with resetting Leonardo and Micro boards(Issue #340) (https://github.com/calvinli)
 
 ### 1.3.4 (2014-07-12)
 - Tweak: Allow spaces in "Serial.begin (....)". (Issue #190) (https://github.com/pdav)
diff --git a/bin/ard-reset-arduino b/bin/ard-reset-arduino
index ed22a63..3e43486 100755
--- a/bin/ard-reset-arduino
+++ b/bin/ard-reset-arduino
@@ -17,10 +17,10 @@ if args.caterina:
     if args.verbose: print('Forcing reset using 1200bps open/close on port %s' % args.port[0])
     ser = serial.Serial(args.port[0], 57600)
     ser.close()
-    ser.open()
-    ser.close()
     ser.setBaudrate(1200)
     ser.open()
+    ser.setRTS(True)  # RTS line needs to be held high and DTR low
+    ser.setDTR(False) # (see Arduino IDE source code)
     ser.close()
     sleep(1)