ifeq ($(strip $(KEYBOARD)), jj40)
SWAP_HANDS_ENABLE = no
-endif
\ No newline at end of file
+endif
+
+ifeq ($(strip $(KEYBOARD)), 40percentclub/4x4)
+ SWAP_HANDS_ENABLE = no
+endif
+
+ifeq ($(strip $(KEYBOARD)), zlant)
+ SWAP_HANDS_ENABLE = no
+endif