diff --git a/core/embed/firmware/main.c b/core/embed/firmware/main.c
index 92f6792b38..33c01d2ff0 100644
--- a/core/embed/firmware/main.c
+++ b/core/embed/firmware/main.c
@@ -270,7 +270,8 @@ void SVC_C_Handler(uint32_t *stack) {
       clear_firmware_header = false;
       // break is omitted here because we want to continue to reboot below
     case SVC_REBOOT_TO_BOOTLOADER:
-      // if not going from copy image header & reboot, clean preventively this part of CCMRAM
+      // if not going from copy image header & reboot, clean preventively this
+      // part of CCMRAM
       if (clear_firmware_header) {
         explicit_bzero(&firmware_header_start, IMAGE_HEADER_SIZE);
       }
diff --git a/core/embed/trezorhal/common.h b/core/embed/trezorhal/common.h
index ea4fc29999..1781ed4c85 100644
--- a/core/embed/trezorhal/common.h
+++ b/core/embed/trezorhal/common.h
@@ -55,9 +55,8 @@
 
 // from linker script
 extern uint8_t firmware_header_start;
-extern uint8_t  ccmram_start;
-extern uint8_t  ccmram_end;
-
+extern uint8_t ccmram_start;
+extern uint8_t ccmram_end;
 
 void __attribute__((noreturn)) trezor_shutdown(void);