diff --git a/keyboards/obosob/arch_36/keymaps/obosob/keymap.c b/keyboards/obosob/arch_36/keymaps/obosob/keymap.c
index 0d34e5777214..1dd68fa10c7f 100644
--- a/keyboards/obosob/arch_36/keymaps/obosob/keymap.c
+++ b/keyboards/obosob/arch_36/keymaps/obosob/keymap.c
@@ -40,7 +40,7 @@ enum layer_names {
 #define OS_ALT  OSM(MOD_LALT)
 
 #define QWERTY PDF(_QWERTY)
-#define COLEMAK PDF(_COLEMAK)
+#define COLEMAK PDF(_COLMAK)
 
 enum keycodes {
 // layers