diff --git a/platformio/__init__.py b/platformio/__init__.py
index bd5fdd84..2a9a6ad8 100644
--- a/platformio/__init__.py
+++ b/platformio/__init__.py
@@ -1,7 +1,7 @@
 # Copyright (C) Ivan Kravets <me@ikravets.com>
 # See LICENSE for details.
 
-VERSION = (2, 0, "3.dev1")
+VERSION = (2, 0, "3.dev2")
 __version__ = ".".join([str(s) for s in VERSION])
 
 __title__ = "platformio"
diff --git a/platformio/builder/scripts/atmelavr.py b/platformio/builder/scripts/atmelavr.py
index cb3dee5b..f86f130f 100644
--- a/platformio/builder/scripts/atmelavr.py
+++ b/platformio/builder/scripts/atmelavr.py
@@ -78,7 +78,6 @@ else:
         UPLOADER=join("$PIOPACKAGES_DIR", "tool-avrdude", "avrdude"),
         UPLOADERFLAGS=[
             "-v",
-            "-D",  # disable auto erase for flash memory
             "-p", "$BOARD_MCU",
             "-C",
             '"%s"' % join("$PIOPACKAGES_DIR", "tool-avrdude", "avrdude.conf"),