diff --git a/keyboard/teensy_lc_onekey/Makefile.3.0 b/keyboard/teensy_lc_onekey/Makefile.3.0
index a2f98c7e..dbf12c36 100644
--- a/keyboard/teensy_lc_onekey/Makefile.3.0
+++ b/keyboard/teensy_lc_onekey/Makefile.3.0
@@ -55,7 +55,7 @@ BOARD = PJRC_TEENSY_3
 
 # Cortex version
 # Teensy LC is cortex-m0; Teensy 3.x are cortex-m4
-MCU  = cortex-m0
+MCU  = cortex-m4
 
 # ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
 # I.e. 6 for Teensy LC; 7 for Teensy 3.x
diff --git a/keyboard/teensy_lc_onekey/Makefile.3.2 b/keyboard/teensy_lc_onekey/Makefile.3.2
new file mode 100644
index 00000000..41bfa41a
--- /dev/null
+++ b/keyboard/teensy_lc_onekey/Makefile.3.2
@@ -0,0 +1,77 @@
+# Target file name (without extension).
+PROJECT = ch
+
+# Directory common source files exist
+TMK_DIR = ../../tmk_core
+
+# Directory keyboard dependent files exist
+TARGET_DIR = .
+
+# project specific files
+SRC =	matrix.c \
+	    led.c
+
+ifdef KEYMAP
+    SRC := keymap_$(KEYMAP).c $(SRC)
+else
+    SRC := keymap_plain.c $(SRC)
+endif
+
+CONFIG_H = config.h
+
+## chip/board settings
+# - the next two should match the directories in
+#   <chibios>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+# - For Teensies, FAMILY = KINETIS and SERIES is either
+#   KL2x (LC) or K20x (3.0,3.1,3.2).
+MCU_FAMILY = KINETIS
+MCU_SERIES = K20x
+
+# Linker script to use
+# - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+#   or <this_dir>/ld/
+# - NOTE: a custom ld script is needed for EEPROM on Teensy LC
+# - LDSCRIPT =
+#   - MKL26Z64 for Teensy LC
+#   - MK20DX128 for Teensy 3.0
+#   - MK20DX256 for Teensy 3.1 and 3.2
+MCU_LDSCRIPT = MK20DX256
+
+# Startup code to use
+#  - it should exist in <chibios>/os/common/ports/ARMCMx/compilers/GCC/mk/
+# - STARTUP =
+#   - kl2x for Teensy LC
+#   - k20x5 for Teensy 3.0
+#   - k20x7 for Teensy 3.1 and 3.2
+MCU_STARTUP = k20x7
+
+# Board: it should exist either in <chibios>/os/hal/boards/
+#  or <this_dir>/boards
+# - BOARD =
+#   - PJRC_TEENSY_LC for Teensy LC
+#   - PJRC_TEENSY_3 for Teensy 3.0
+#   - PJRC_TEENSY_3_1 for Teensy 3.1 or 3.2
+BOARD = PJRC_TEENSY_3_1
+
+# Cortex version
+# Teensy LC is cortex-m0; Teensy 3.x are cortex-m4
+MCU  = cortex-m4
+
+# ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+# I.e. 6 for Teensy LC; 7 for Teensy 3.x
+ARMV = 7
+
+# Build Options
+#   comment out to disable the options.
+#
+BOOTMAGIC_ENABLE = yes	# Virtual DIP switch configuration
+## (Note that for BOOTMAGIC on Teensy LC you have to use a custom .ld script.)
+MOUSEKEY_ENABLE = yes	# Mouse keys
+EXTRAKEY_ENABLE = yes	# Audio control and System control
+CONSOLE_ENABLE = yes	# Console for debug
+COMMAND_ENABLE = yes    # Commands for debug and configuration
+SLEEP_LED_ENABLE = yes  # Breathing sleep LED during USB suspend
+NKRO_ENABLE = yes	    # USB Nkey Rollover
+
+include $(TMK_DIR)/tool/chibios/common.mk
+include $(TMK_DIR)/tool/chibios/chibios.mk