diff --git a/buildroot/share/PlatformIO/variants/MARLIN_H743Vx/variant_MARLIN_STM32H743Vx.cpp b/buildroot/share/PlatformIO/variants/MARLIN_H743Vx/variant_MARLIN_STM32H743VX.cpp
similarity index 100%
rename from buildroot/share/PlatformIO/variants/MARLIN_H743Vx/variant_MARLIN_STM32H743Vx.cpp
rename to buildroot/share/PlatformIO/variants/MARLIN_H743Vx/variant_MARLIN_STM32H743VX.cpp
diff --git a/buildroot/share/PlatformIO/variants/MARLIN_H743Vx/variant_MARLIN_STM32H743Vx.h b/buildroot/share/PlatformIO/variants/MARLIN_H743Vx/variant_MARLIN_STM32H743VX.h
similarity index 100%
rename from buildroot/share/PlatformIO/variants/MARLIN_H743Vx/variant_MARLIN_STM32H743Vx.h
rename to buildroot/share/PlatformIO/variants/MARLIN_H743Vx/variant_MARLIN_STM32H743VX.h