diff --git a/keyboards/meishi/config.h b/keyboards/meishi/config.h
index cbc22476dd9..6c712e2ad13 100644
--- a/keyboards/meishi/config.h
+++ b/keyboards/meishi/config.h
@@ -104,11 +104,6 @@ along with this program. If not, see .
*
*/
-/* key combination for magic key command */
-#define IS_COMMAND() ( \
- keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
-)
-
/* control how magic key switches layers */
//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS true
//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS true
diff --git a/keyboards/scarletbandana/config.h b/keyboards/scarletbandana/config.h
index 7716813dd48..74443b3f866 100644
--- a/keyboards/scarletbandana/config.h
+++ b/keyboards/scarletbandana/config.h
@@ -15,8 +15,7 @@ You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
-#ifndef CONFIG_H
-#define CONFIG_H
+#pragma once
#include "config_common.h"
@@ -54,10 +53,3 @@ along with this program. If not, see .
#endif
#define DEBOUNCING_DELAY 5
-
-/* key combination for command */
-#define IS_COMMAND() ( \
- keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
-)
-
-#endif
diff --git a/keyboards/sentraq/number_pad/config.h b/keyboards/sentraq/number_pad/config.h
index d52670c7dac..0769f9f3d21 100644
--- a/keyboards/sentraq/number_pad/config.h
+++ b/keyboards/sentraq/number_pad/config.h
@@ -76,8 +76,3 @@ along with this program. If not, see .
/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
#define DEBOUNCING_DELAY 5
-
-/* key combination for magic key command */
-#define IS_COMMAND() ( \
- keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
-)
diff --git a/tmk_core/protocol/usb_hid/test/config.h b/tmk_core/protocol/usb_hid/test/config.h
index a2403fe9c50..71a6814fd15 100644
--- a/tmk_core/protocol/usb_hid/test/config.h
+++ b/tmk_core/protocol/usb_hid/test/config.h
@@ -15,9 +15,7 @@ You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
-#ifndef CONFIG_H
-#define CONFIG_H
-
+#pragma once
#define VENDOR_ID 0xFEED
#define PRODUCT_ID 0xCAFE
@@ -25,16 +23,8 @@ along with this program. If not, see .
#define MANUFACTURER t.m.k.
#define PRODUCT USB to USB keyboard converter
-
#define DESCRIPTION Product from t.m.k. keyboard firmware project
-
/* matrix size */
#define MATRIX_ROWS 32
#define MATRIX_COLS 8
-
-
-/* key combination for command */
-#define IS_COMMAND() (get_mods() == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)))
-
-#endif