diff --git a/keyboards/helix/config.h b/keyboards/helix/config.h
index 7bd4d264568..a6f54d7afa3 100644
--- a/keyboards/helix/config.h
+++ b/keyboards/helix/config.h
@@ -16,8 +16,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef CONFIG_H
-#define CONFIG_H
+#pragma once
 
 #include "config_common.h"
 
@@ -38,5 +37,3 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //     .
 //     ./tmk_core
 //     ......
-
-#endif /* CONFIG_H */
diff --git a/keyboards/helix/pico/config.h b/keyboards/helix/pico/config.h
index b377332efa1..cbeef6e8696 100644
--- a/keyboards/helix/pico/config.h
+++ b/keyboards/helix/pico/config.h
@@ -16,8 +16,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef PICO_CONFIG_H
-#define PICO_CONFIG_H
+#pragma once
 
 /* USB Device descriptor parameter */
 #define VENDOR_ID       0xFEED
@@ -138,5 +137,3 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //#define NO_ACTION_ONESHOT
 //#define NO_ACTION_MACRO
 //#define NO_ACTION_FUNCTION
-
-#endif
diff --git a/keyboards/helix/rev1/config.h b/keyboards/helix/rev1/config.h
index 61fe744728b..bb72a15d817 100644
--- a/keyboards/helix/rev1/config.h
+++ b/keyboards/helix/rev1/config.h
@@ -16,8 +16,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef REV1_CONFIG_H
-#define REV1_CONFIG_H
+#pragma once
 
 /* USB Device descriptor parameter */
 #define VENDOR_ID       0xFEED
@@ -86,5 +85,3 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //#define NO_ACTION_ONESHOT
 //#define NO_ACTION_MACRO
 //#define NO_ACTION_FUNCTION
-
-#endif
diff --git a/keyboards/helix/rev2/config.h b/keyboards/helix/rev2/config.h
index ec744585947..4514a37564b 100644
--- a/keyboards/helix/rev2/config.h
+++ b/keyboards/helix/rev2/config.h
@@ -16,8 +16,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef REV2_CONFIG_H
-#define REV2_CONFIG_H
+#pragma once
 
 /* USB Device descriptor parameter */
 #define VENDOR_ID       0xFEED
@@ -155,4 +154,3 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //#define NO_ACTION_MACRO
 //#define NO_ACTION_FUNCTION
 
-#endif