diff --git a/firmware/config/stm32f4ems/efifeatures.h b/firmware/config/stm32f4ems/efifeatures.h
index ba09d96bec..4ee9074219 100644
--- a/firmware/config/stm32f4ems/efifeatures.h
+++ b/firmware/config/stm32f4ems/efifeatures.h
@@ -7,8 +7,7 @@
  * @author Andrey Belomutskiy, (c) 2012-2019
  */
 
-#ifndef EFIFEATURES_STM32F4_H_
-#define EFIFEATURES_STM32F4_H_
+#pragma once
 
 #define EFI_GPIO_HARDWARE TRUE
 
@@ -404,5 +403,3 @@
 #define INTERMEDIATE_LOGGING_BUFFER_SIZE 2000
 
 #define EFI_JOYSTICK TRUE
-
-#endif /* EFIFEATURES_STM32F4_H_ */
diff --git a/firmware/config/stm32f7ems/efifeatures.h b/firmware/config/stm32f7ems/efifeatures.h
index 66fbbb233e..b111b85f75 100644
--- a/firmware/config/stm32f7ems/efifeatures.h
+++ b/firmware/config/stm32f7ems/efifeatures.h
@@ -12,8 +12,7 @@
  
 #include "../stm32f4ems/efifeatures.h"
 
-#ifndef EFIFEATURES_STM32F7_H_
-#define EFIFEATURES_STM32F7_H_
+#pragma once
 
 // Warning! This is a test config!
 
@@ -109,5 +108,3 @@
 
 // todo: temporary ignore errors, this is a test config
 #define EFI_PRINT_ERRORS_AS_WARNINGS TRUE
-
-#endif /* EFIFEATURES_STM32F7_H_ */
diff --git a/firmware/controllers/trigger/decoders/trigger_bmw.h b/firmware/controllers/trigger/decoders/trigger_bmw.h
index b826cda8d3..ae6ef6a3c1 100644
--- a/firmware/controllers/trigger/decoders/trigger_bmw.h
+++ b/firmware/controllers/trigger/decoders/trigger_bmw.h
@@ -4,11 +4,10 @@
  * @date May 11, 2014
  * @author Andrey Belomutskiy, (c) 2012-2017
  */
-#ifndef TRIGGER_BMW_H_
-#define TRIGGER_BMW_H_
+
+#pragma once
 
 #include "trigger_structure.h"
 
 void configureMiniCooperTriggerShape(TriggerShape *s);
 
-#endif /* TRIGGER_BMW_H_ */
diff --git a/firmware/tunerstudio/rusefi.input b/firmware/tunerstudio/rusefi.input
index 95972980db..1a16ebcbc3 100644
--- a/firmware/tunerstudio/rusefi.input
+++ b/firmware/tunerstudio/rusefi.input
@@ -6,7 +6,7 @@
 ;   rusefi_config.txt	the project specific file
 ;
 ; In TunerStudio some fields have little question mark on the left of the name for additional field tips.
-; Those tips are defined in ../integraion/rusefi_config.txt
+; Those tips are defined in ../integration/rusefi_config.txt
 ;
 ; For example
 ;