4 files changed, 6 insertions, 6 deletions

diff --git a/keyboards/lets_split/keymaps/OLED_sample/rules.mk b/keyboards/lets_split/keymaps/OLED_sample/rules.mk
index 90616d1f1..874d09eab 100644
--- a/keyboards/lets_split/keymaps/OLED_sample/rules.mk
+++ b/keyboards/lets_split/keymaps/OLED_sample/rules.mk
@@ -1,6 +1,6 @@
 
 # Build Options
-#   change to "no" to disable the options, or define them in the Makefile in 
+#   change to "no" to disable the options, or define them in the Makefile in
 #   the appropriate keymap folder that will get included automatically
 #
 BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
@@ -15,7 +15,7 @@ AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = yes        # Enable WS2812 RGB underlight.  Do not enable this with audio at the same time.
-ONEHAND_ENABLE = no        # Enable one-hand typing
+SWAP_HANDS_ENABLE = no        # Enable one-hand typing
 
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
diff --git a/keyboards/lets_split/keymaps/heartrobotninja/rules.mk b/keyboards/lets_split/keymaps/heartrobotninja/rules.mk
index d5e58dad4..2261a848a 100644
--- a/keyboards/lets_split/keymaps/heartrobotninja/rules.mk
+++ b/keyboards/lets_split/keymaps/heartrobotninja/rules.mk
@@ -15,7 +15,7 @@ AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.  Do not enable this with audio at the same time.
-ONEHAND_ENABLE = no        # Enable one-hand typing
+SWAP_HANDS_ENABLE = no        # Enable one-hand typing
 
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
diff --git a/keyboards/lets_split/keymaps/mjt/rules.mk b/keyboards/lets_split/keymaps/mjt/rules.mk
index 90616d1f1..874d09eab 100644
--- a/keyboards/lets_split/keymaps/mjt/rules.mk
+++ b/keyboards/lets_split/keymaps/mjt/rules.mk
@@ -1,6 +1,6 @@
 
 # Build Options
-#   change to "no" to disable the options, or define them in the Makefile in 
+#   change to "no" to disable the options, or define them in the Makefile in
 #   the appropriate keymap folder that will get included automatically
 #
 BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
@@ -15,7 +15,7 @@ AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = yes        # Enable WS2812 RGB underlight.  Do not enable this with audio at the same time.
-ONEHAND_ENABLE = no        # Enable one-hand typing
+SWAP_HANDS_ENABLE = no        # Enable one-hand typing
 
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
diff --git a/keyboards/lets_split/lets_split.c b/keyboards/lets_split/lets_split.c
index 914cf2698..c400ab7bb 100644
--- a/keyboards/lets_split/lets_split.c
+++ b/keyboards/lets_split/lets_split.c
@@ -1,6 +1,6 @@
 #include "lets_split.h"
 
-#ifdef ONEHAND_ENABLE
+#ifdef SWAP_HANDS_ENABLE
 __attribute__ ((weak))
 const keypos_t hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {