diff --git a/firmware/development/test/test.h b/firmware/development/test/test.h
index 28741c6537..b14b1e7628 100644
--- a/firmware/development/test/test.h
+++ b/firmware/development/test/test.h
@@ -22,8 +22,7 @@
  * @{
  */
 
-#ifndef _TEST_H_
-#define _TEST_H_
+#pragma once
 
 /**
  * @brief   Delay inserted between test cases.
@@ -168,6 +167,4 @@ extern void * ROMCONST wa[];
 extern bool test_timer_done;
 #endif
 
-#endif /* _TEST_H_ */
-
 /** @} */