diff --git a/src/board/system76/lemp9/board.mk b/src/board/system76/lemp9/board.mk
index 8fc1762..9e6d1e6 100644
--- a/src/board/system76/lemp9/board.mk
+++ b/src/board/system76/lemp9/board.mk
@@ -1,7 +1,8 @@
 EC=it5570e
 
-# Add keymaps to include
-INCLUDE+=$(wildcard $(BOARD_DIR)/keymap/*.h)
+# Add keymap to src
+KEYMAP?=default
+SRC+=$(BOARD_DIR)/keymap/$(KEYMAP).c
 
 # Set log level
 # 0 - NONE
diff --git a/src/board/system76/lemp9/include/board/keymap.h b/src/board/system76/lemp9/include/board/keymap.h
index 11aa2e0..3c9814f 100644
--- a/src/board/system76/lemp9/include/board/keymap.h
+++ b/src/board/system76/lemp9/include/board/keymap.h
@@ -3,6 +3,36 @@
 
 #include <stdint.h>
 
+#define ___ 0
+
+// Conversion of physical layout to keyboard matrix
+#define LAYOUT( \
+    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F, K0G, \
+    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, \
+    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, \
+    K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, \
+    K40, K41, K42, K43, K44, K45, K46, K47, K48, K49, K4A, K4B, \
+    K50, K51, K52, K53, K54, K55, K56, K57, K58, K59, \
+    K60, K61, K62 \
+) { \
+    { ___, ___, ___, ___, ___, ___, K52, ___ }, \
+    { ___, ___, ___, ___, ___, ___, K50, K56 }, \
+    { ___, ___, ___, ___, ___, ___, K53, K55 }, \
+    { ___, ___, ___, ___, ___, ___, K40, K4B }, \
+    { K42, K41, K30, K31, K20, ___, K54, K21 }, \
+    { K44, K43, ___, K33, ___, ___, ___, K23 }, \
+    { K51, K45, K34, K35, K24, K25, ___, ___ }, \
+    { ___, K46, K36, K26, K12, K11, K10, K00 }, \
+    { K28, K47, K27, K15, K14, K13, K02, K01 }, \
+    { K22, K37, K38, ___, K17, K16, K04, K03 }, \
+    { K32, K48, K39, K29, K19, K18, K06, K05 }, \
+    { ___, K58, K49, K3A, K2A, K1A, K08, K07 }, \
+    { ___, ___, K4A, K3B, K2B, K1B, K0A, K09 }, \
+    { ___, ___, K0D, K2C, K1C, K62, K0E, K0B }, \
+    { ___, K2D, K60, K1D, K57, K0F, ___, K0G }, \
+    { ___, ___, K3C, ___, K61, K0C, ___, K59 } \
+}
+
 // Keymap output pins
 #define KM_OUT 16
 // Keymap input pins
@@ -10,8 +40,13 @@
 // Keymap layers (normal, Fn)
 #define KM_LAY 2
 
+// Keymap
+extern uint16_t __code KEYMAP[KM_LAY][KM_OUT][KM_IN];
+
+// Get a keycode from the keymap
 uint16_t keymap(int output, int input, int layer);
 
+// Translate a keycode from PS/2 set 2 to PS/2 set 1
 uint16_t keymap_translate(uint16_t key);
 
 // Key types
diff --git a/src/board/system76/lemp9/keymap.c b/src/board/system76/lemp9/keymap.c
index 534dcc7..5b662bf 100644
--- a/src/board/system76/lemp9/keymap.c
+++ b/src/board/system76/lemp9/keymap.c
@@ -1,9 +1,6 @@
 #include <board/keymap.h>
 #include <common/debug.h>
 
-// Set the desired keymap here
-#include "keymap/default.h"
-
 uint16_t keymap(int output, int input, int layer) {
     if (output < KM_OUT && input < KM_IN && layer < KM_LAY) {
         return KEYMAP[layer][output][input];
diff --git a/src/board/system76/lemp9/keymap/default.h b/src/board/system76/lemp9/keymap/default.c
similarity index 53%
rename from src/board/system76/lemp9/keymap/default.h
rename to src/board/system76/lemp9/keymap/default.c
index 3d5fea2..c61afea 100644
--- a/src/board/system76/lemp9/keymap/default.h
+++ b/src/board/system76/lemp9/keymap/default.c
@@ -1,33 +1,6 @@
 // Default layout
 
-#define ___ 0
-
-#define LAYOUT( \
-    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F, K0G, \
-    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, \
-    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, \
-    K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, \
-    K40, K41, K42, K43, K44, K45, K46, K47, K48, K49, K4A, K4B, \
-    K50, K51, K52, K53, K54, K55, K56, K57, K58, K59, \
-    K60, K61, K62 \
-) { \
-    { ___, ___, ___, ___, ___, ___, K52, ___ }, \
-    { ___, ___, ___, ___, ___, ___, K50, K56 }, \
-    { ___, ___, ___, ___, ___, ___, K53, K55 }, \
-    { ___, ___, ___, ___, ___, ___, K40, K4B }, \
-    { K42, K41, K30, K31, K20, ___, K54, K21 }, \
-    { K44, K43, ___, K33, ___, ___, ___, K23 }, \
-    { K51, K45, K34, K35, K24, K25, ___, ___ }, \
-    { ___, K46, K36, K26, K12, K11, K10, K00 }, \
-    { K28, K47, K27, K15, K14, K13, K02, K01 }, \
-    { K22, K37, K38, ___, K17, K16, K04, K03 }, \
-    { K32, K48, K39, K29, K19, K18, K06, K05 }, \
-    { ___, K58, K49, K3A, K2A, K1A, K08, K07 }, \
-    { ___, ___, K4A, K3B, K2B, K1B, K0A, K09 }, \
-    { ___, ___, K0D, K2C, K1C, K62, K0E, K0B }, \
-    { ___, K2D, K60, K1D, K57, K0F, ___, K0G }, \
-    { ___, ___, K3C, ___, K61, K0C, ___, K59 } \
-}
+#include <board/keymap.h>
 
 uint16_t __code KEYMAP[KM_LAY][KM_OUT][KM_IN] = {
 LAYOUT(