1 files changed, 6 insertions, 4 deletions

diff --git a/keyboards/helix/pico/config.h b/keyboards/helix/pico/config.h
index b377332ef..260560f55 100644
--- a/keyboards/helix/pico/config.h
+++ b/keyboards/helix/pico/config.h
@@ -16,8 +16,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef PICO_CONFIG_H
-#define PICO_CONFIG_H
+#pragma once
 
 /* USB Device descriptor parameter */
 #define VENDOR_ID       0xFEED
@@ -35,6 +34,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define USE_SERIAL
 //#define USE_MATRIX_I2C
 
+/* Soft Serial defines */
+#define SOFT_SERIAL_PIN D2
+#define SERIAL_SLAVE_BUFFER_LENGTH  ((MATRIX_ROWS)/2)
+#define SERIAL_MASTER_BUFFER_LENGTH ((MATRIX_ROWS)/2)
+
 /* Select hand configuration */
 #define MASTER_LEFT
 // #define MASTER_RIGHT
@@ -138,5 +142,3 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //#define NO_ACTION_ONESHOT
 //#define NO_ACTION_MACRO
 //#define NO_ACTION_FUNCTION
-
-#endif