1 files changed, 1 insertions, 1 deletions

diff --git a/keyboards/orthodox/rev3/rev3.c b/keyboards/orthodox/rev3/rev3.c
index ecb908b3a..db8d435c3 100644
--- a/keyboards/orthodox/rev3/rev3.c
+++ b/keyboards/orthodox/rev3/rev3.c
@@ -37,7 +37,7 @@ void matrix_init_kb(void) {
 #ifdef SWAP_HANDS_ENABLE
 __attribute__ ((weak))
 // swap-hands action needs a matrix to define the swap
-const keypos_t hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
+const keypos_t PROGMEM hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
     /* Left hand, matrix positions */
     {{0,3}, {1,3}, {2,3}, {3,3}, {4,3}, {5,3}, {6,3}, {7,3}, {8,3}},
     {{0,4}, {1,4}, {2,4}, {3,4}, {4,4}, {5,4}, {6,4}, {7,4}, {8,4}},