diff --git a/litex_boards/platforms/sipeed_tang_nano.py b/litex_boards/platforms/sipeed_tang_nano.py
index 13e9602..364fe45 100644
--- a/litex_boards/platforms/sipeed_tang_nano.py
+++ b/litex_boards/platforms/sipeed_tang_nano.py
@@ -27,7 +27,7 @@ _io = [
 
     # Buttons.
     ("user_btn", 0, Pins("15"),  IOStandard("LVCMOS33")),
-    ("user_btn", 0, Pins("14"),  IOStandard("LVCMOS33")),
+    ("user_btn", 1, Pins("14"),  IOStandard("LVCMOS33")),
 
     # Serial
     ("serial", 0,
@@ -50,6 +50,7 @@ class Platform(GowinPlatform):
     def __init__(self):
         GowinPlatform.__init__(self, "GW1N-LV1QN48C6/I5", _io, _connectors, toolchain="gowin", devicename="GW1N-1")
         self.toolchain.options["use_done_as_gpio"] = 1
+        self.toolchain.options["use_reconfign_as_gpio"] = 1
 
     def create_programmer(self):
         return OpenFPGALoader("tangnano")