1 files changed, 0 insertions, 5 deletions

diff --git a/common_features.mk b/common_features.mk
index 73aab5d84..883681324 100644
--- a/common_features.mk
+++ b/common_features.mk
@@ -263,11 +263,6 @@ ifneq ($(strip $(CUSTOM_MATRIX)), yes)
 endif
 
 ifeq ($(strip $(SPLIT_KEYBOARD)), yes)
-    SERIAL_BACKWARD_COMPAT := $(wildcard $(QUANTUM_DIR)/split_common/serial_backward_compatibility.h)
-    ifneq ($(SERIAL_BACKWARD_COMPAT),)
-      CONFIG_H += $(SERIAL_BACKWARD_COMPAT)
-      # $(info CONFIG_H=$(CONFIG_H))
-    endif
     OPT_DEFS += -DSPLIT_KEYBOARD
     QUANTUM_SRC += $(QUANTUM_DIR)/split_common/split_flags.c \
                 $(QUANTUM_DIR)/split_common/split_util.c