4 files changed, 9 insertions, 15 deletions
diff --git a/common_features.mk b/common_features.mk
index 7c35f07d5..3296424a1 100644
--- a/common_features.mk
+++ b/common_features.mk
@@ -133,7 +133,7 @@ ifeq ($(strip $(LED_MATRIX_ENABLE)), IS31FL3731)
     OPT_DEFS += -DIS31FL3731
     COMMON_VPATH += $(DRIVER_PATH)/issi
     SRC += is31fl3731-simple.c
-    SRC += i2c_master.c
+    QUANTUM_LIB_SRC += i2c_master.c
 endif
 
 RGB_MATRIX_ENABLE ?= no
@@ -157,21 +157,21 @@ ifeq ($(strip $(RGB_MATRIX_ENABLE)), IS31FL3731)
     OPT_DEFS += -DIS31FL3731 -DSTM32_I2C -DHAL_USE_I2C=TRUE
     COMMON_VPATH += $(DRIVER_PATH)/issi
     SRC += is31fl3731.c
-    SRC += i2c_master.c
+    QUANTUM_LIB_SRC += i2c_master.c
 endif
 
 ifeq ($(strip $(RGB_MATRIX_ENABLE)), IS31FL3733)
     OPT_DEFS += -DIS31FL3733 -DSTM32_I2C -DHAL_USE_I2C=TRUE
     COMMON_VPATH += $(DRIVER_PATH)/issi
     SRC += is31fl3733.c
-    SRC += i2c_master.c
+    QUANTUM_LIB_SRC += i2c_master.c
 endif
 
 ifeq ($(strip $(RGB_MATRIX_ENABLE)), IS31FL3737)
     OPT_DEFS += -DIS31FL3737 -DSTM32_I2C -DHAL_USE_I2C=TRUE
     COMMON_VPATH += $(DRIVER_PATH)/issi
     SRC += is31fl3737.c
-    SRC += i2c_master.c
+    QUANTUM_LIB_SRC += i2c_master.c
 endif
 
 ifeq ($(strip $(RGB_MATRIX_ENABLE)), WS2812)
@@ -271,7 +271,7 @@ ifeq ($(strip $(HAPTIC_ENABLE)), DRV2605L)
     COMMON_VPATH += $(DRIVER_PATH)/haptic
     SRC += haptic.c
     SRC += DRV2605L.c
-    SRC += i2c_master.c
+    QUANTUM_LIB_SRC += i2c_master.c
     OPT_DEFS += -DHAPTIC_ENABLE
     OPT_DEFS += -DDRV2605L
 endif
diff --git a/drivers/qwiic/qwiic.mk b/drivers/qwiic/qwiic.mk
index 4ae2d78e3..b23c25657 100644
--- a/drivers/qwiic/qwiic.mk
+++ b/drivers/qwiic/qwiic.mk
@@ -2,9 +2,7 @@ ifneq ($(strip $(QWIIC_ENABLE)),)
   COMMON_VPATH += $(DRIVER_PATH)/qwiic
   OPT_DEFS += -DQWIIC_ENABLE
   SRC += qwiic.c
-  ifeq ($(filter "i2c_master.c", $(SRC)),)
-    SRC += i2c_master.c
-  endif
+  QUANTUM_LIB_SRC += i2c_master.c
 endif
 
 ifneq ($(filter JOYSTIIC, $(QWIIC_ENABLE)),)
diff --git a/keyboards/ergodox_ez/rules.mk b/keyboards/ergodox_ez/rules.mk
index e96cd2082..2882072a6 100644
--- a/keyboards/ergodox_ez/rules.mk
+++ b/keyboards/ergodox_ez/rules.mk
@@ -16,6 +16,7 @@
 
 # # project specific files
 SRC += matrix.c
+QUANTUM_LIB_SRC += i2c_master.c
 
 # MCU name
 MCU = atmega32u4
@@ -85,9 +86,4 @@ RGBLIGHT_ENABLE = yes
 RGB_MATRIX_ENABLE = no # enable later
 DEBOUNCE_TYPE = eager_pr
 
-ifeq ($(strip $(RGB_MATRIX_ENABLE)), no)
-  SRC += i2c_master.c
-endif
-
-
 LAYOUTS = ergodox
diff --git a/keyboards/model01/rules.mk b/keyboards/model01/rules.mk
index 49ab981d1..4345027f4 100644
--- a/keyboards/model01/rules.mk
+++ b/keyboards/model01/rules.mk
@@ -1,5 +1,5 @@
-SRC += i2c_master.c \
-	   leds.c \
+QUANTUM_LIB_SRC += i2c_master.c
+SRC += leds.c \
 	   matrix.c
 
 # MCU name