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-rw-r--r--keyboards/crkbd/rev1/split_scomm.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/keyboards/crkbd/rev1/split_scomm.h b/keyboards/crkbd/rev1/split_scomm.h
index 16887eb74..873d8939d 100644
--- a/keyboards/crkbd/rev1/split_scomm.h
+++ b/keyboards/crkbd/rev1/split_scomm.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef SPLIT_COMM_H
+#define SPLIT_COMM_H
#ifndef SERIAL_USE_MULTI_TRANSACTION
/* --- USE Simple API (OLD API, compatible with let's split serial.c) --- */
@@ -19,3 +20,5 @@ void serial_slave_init(void);
int serial_update_buffers(int master_changed);
#endif
+
+#endif /* SPLIT_COMM_H */