diff --git a/contrib/CMakeLists.txt b/contrib/CMakeLists.txt
index 8c252e82d..e83da6afa 100644
--- a/contrib/CMakeLists.txt
+++ b/contrib/CMakeLists.txt
@@ -6,4 +6,4 @@ target_include_directories(${LIB_FSFW_NAME} INTERFACE
     ${CMAKE_CURRENT_SOURCE_DIR}
 )
 
-add_subdirectory(fsfw-contrib)
+add_subdirectory(fsfw_contrib)
diff --git a/contrib/fsfw-contrib/CMakeLists.txt b/contrib/fsfw_contrib/CMakeLists.txt
similarity index 100%
rename from contrib/fsfw-contrib/CMakeLists.txt
rename to contrib/fsfw_contrib/CMakeLists.txt
diff --git a/contrib/fsfw-contrib/sgp4/LICENSE b/contrib/fsfw_contrib/sgp4/LICENSE
similarity index 100%
rename from contrib/fsfw-contrib/sgp4/LICENSE
rename to contrib/fsfw_contrib/sgp4/LICENSE
diff --git a/contrib/fsfw-contrib/sgp4/sgp4unit.cpp b/contrib/fsfw_contrib/sgp4/sgp4unit.cpp
similarity index 100%
rename from contrib/fsfw-contrib/sgp4/sgp4unit.cpp
rename to contrib/fsfw_contrib/sgp4/sgp4unit.cpp
diff --git a/contrib/fsfw-contrib/sgp4/sgp4unit.h b/contrib/fsfw_contrib/sgp4/sgp4unit.h
similarity index 100%
rename from contrib/fsfw-contrib/sgp4/sgp4unit.h
rename to contrib/fsfw_contrib/sgp4/sgp4unit.h
diff --git a/hal/src/CMakeLists.txt b/hal/src/CMakeLists.txt
index ff3f1beb5..76ee45c6d 100644
--- a/hal/src/CMakeLists.txt
+++ b/hal/src/CMakeLists.txt
@@ -6,4 +6,4 @@ target_include_directories(${LIB_FSFW_NAME} INTERFACE
     ${CMAKE_CURRENT_SOURCE_DIR}
 )
 
-add_subdirectory(fsfw-hal)
+add_subdirectory(fsfw_hal)
diff --git a/hal/src/fsfw-hal/CMakeLists.txt b/hal/src/fsfw_hal/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/CMakeLists.txt
rename to hal/src/fsfw_hal/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/common/CMakeLists.txt b/hal/src/fsfw_hal/common/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/common/CMakeLists.txt
rename to hal/src/fsfw_hal/common/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/common/gpio/CMakeLists.txt b/hal/src/fsfw_hal/common/gpio/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/common/gpio/CMakeLists.txt
rename to hal/src/fsfw_hal/common/gpio/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/common/gpio/GpioCookie.cpp b/hal/src/fsfw_hal/common/gpio/GpioCookie.cpp
similarity index 100%
rename from hal/src/fsfw-hal/common/gpio/GpioCookie.cpp
rename to hal/src/fsfw_hal/common/gpio/GpioCookie.cpp
diff --git a/hal/src/fsfw-hal/common/gpio/GpioCookie.h b/hal/src/fsfw_hal/common/gpio/GpioCookie.h
similarity index 100%
rename from hal/src/fsfw-hal/common/gpio/GpioCookie.h
rename to hal/src/fsfw_hal/common/gpio/GpioCookie.h
diff --git a/hal/src/fsfw-hal/common/gpio/GpioIF.h b/hal/src/fsfw_hal/common/gpio/GpioIF.h
similarity index 100%
rename from hal/src/fsfw-hal/common/gpio/GpioIF.h
rename to hal/src/fsfw_hal/common/gpio/GpioIF.h
diff --git a/hal/src/fsfw-hal/common/gpio/gpioDefinitions.h b/hal/src/fsfw_hal/common/gpio/gpioDefinitions.h
similarity index 100%
rename from hal/src/fsfw-hal/common/gpio/gpioDefinitions.h
rename to hal/src/fsfw_hal/common/gpio/gpioDefinitions.h
diff --git a/hal/src/fsfw-hal/common/spi/spiCommon.h b/hal/src/fsfw_hal/common/spi/spiCommon.h
similarity index 100%
rename from hal/src/fsfw-hal/common/spi/spiCommon.h
rename to hal/src/fsfw_hal/common/spi/spiCommon.h
diff --git a/hal/src/fsfw-hal/devicehandlers/CMakeLists.txt b/hal/src/fsfw_hal/devicehandlers/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/devicehandlers/CMakeLists.txt
rename to hal/src/fsfw_hal/devicehandlers/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/devicehandlers/GyroL3GD20Handler.cpp b/hal/src/fsfw_hal/devicehandlers/GyroL3GD20Handler.cpp
similarity index 100%
rename from hal/src/fsfw-hal/devicehandlers/GyroL3GD20Handler.cpp
rename to hal/src/fsfw_hal/devicehandlers/GyroL3GD20Handler.cpp
diff --git a/hal/src/fsfw-hal/devicehandlers/GyroL3GD20Handler.h b/hal/src/fsfw_hal/devicehandlers/GyroL3GD20Handler.h
similarity index 100%
rename from hal/src/fsfw-hal/devicehandlers/GyroL3GD20Handler.h
rename to hal/src/fsfw_hal/devicehandlers/GyroL3GD20Handler.h
diff --git a/hal/src/fsfw-hal/devicehandlers/devicedefinitions/GyroL3GD20Definitions.h b/hal/src/fsfw_hal/devicehandlers/devicedefinitions/GyroL3GD20Definitions.h
similarity index 100%
rename from hal/src/fsfw-hal/devicehandlers/devicedefinitions/GyroL3GD20Definitions.h
rename to hal/src/fsfw_hal/devicehandlers/devicedefinitions/GyroL3GD20Definitions.h
diff --git a/hal/src/fsfw-hal/host/CMakeLists.txt b/hal/src/fsfw_hal/host/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/host/CMakeLists.txt
rename to hal/src/fsfw_hal/host/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/linux/CMakeLists.txt b/hal/src/fsfw_hal/linux/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/linux/CMakeLists.txt
rename to hal/src/fsfw_hal/linux/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/linux/UnixFileGuard.cpp b/hal/src/fsfw_hal/linux/UnixFileGuard.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/UnixFileGuard.cpp
rename to hal/src/fsfw_hal/linux/UnixFileGuard.cpp
diff --git a/hal/src/fsfw-hal/linux/UnixFileGuard.h b/hal/src/fsfw_hal/linux/UnixFileGuard.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/UnixFileGuard.h
rename to hal/src/fsfw_hal/linux/UnixFileGuard.h
diff --git a/hal/src/fsfw-hal/linux/gpio/CMakeLists.txt b/hal/src/fsfw_hal/linux/gpio/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/linux/gpio/CMakeLists.txt
rename to hal/src/fsfw_hal/linux/gpio/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/linux/gpio/LinuxLibgpioIF.cpp b/hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/gpio/LinuxLibgpioIF.cpp
rename to hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.cpp
diff --git a/hal/src/fsfw-hal/linux/gpio/LinuxLibgpioIF.h b/hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/gpio/LinuxLibgpioIF.h
rename to hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.h
diff --git a/hal/src/fsfw-hal/linux/i2c/CMakeLists.txt b/hal/src/fsfw_hal/linux/i2c/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/linux/i2c/CMakeLists.txt
rename to hal/src/fsfw_hal/linux/i2c/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/linux/i2c/I2cComIF.cpp b/hal/src/fsfw_hal/linux/i2c/I2cComIF.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/i2c/I2cComIF.cpp
rename to hal/src/fsfw_hal/linux/i2c/I2cComIF.cpp
diff --git a/hal/src/fsfw-hal/linux/i2c/I2cComIF.h b/hal/src/fsfw_hal/linux/i2c/I2cComIF.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/i2c/I2cComIF.h
rename to hal/src/fsfw_hal/linux/i2c/I2cComIF.h
diff --git a/hal/src/fsfw-hal/linux/i2c/I2cCookie.cpp b/hal/src/fsfw_hal/linux/i2c/I2cCookie.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/i2c/I2cCookie.cpp
rename to hal/src/fsfw_hal/linux/i2c/I2cCookie.cpp
diff --git a/hal/src/fsfw-hal/linux/i2c/I2cCookie.h b/hal/src/fsfw_hal/linux/i2c/I2cCookie.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/i2c/I2cCookie.h
rename to hal/src/fsfw_hal/linux/i2c/I2cCookie.h
diff --git a/hal/src/fsfw-hal/linux/rpi/CMakeLists.txt b/hal/src/fsfw_hal/linux/rpi/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/linux/rpi/CMakeLists.txt
rename to hal/src/fsfw_hal/linux/rpi/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/linux/rpi/GpioRPi.cpp b/hal/src/fsfw_hal/linux/rpi/GpioRPi.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/rpi/GpioRPi.cpp
rename to hal/src/fsfw_hal/linux/rpi/GpioRPi.cpp
diff --git a/hal/src/fsfw-hal/linux/rpi/GpioRPi.h b/hal/src/fsfw_hal/linux/rpi/GpioRPi.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/rpi/GpioRPi.h
rename to hal/src/fsfw_hal/linux/rpi/GpioRPi.h
diff --git a/hal/src/fsfw-hal/linux/spi/CMakeLists.txt b/hal/src/fsfw_hal/linux/spi/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/linux/spi/CMakeLists.txt
rename to hal/src/fsfw_hal/linux/spi/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/linux/spi/SpiComIF.cpp b/hal/src/fsfw_hal/linux/spi/SpiComIF.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/spi/SpiComIF.cpp
rename to hal/src/fsfw_hal/linux/spi/SpiComIF.cpp
diff --git a/hal/src/fsfw-hal/linux/spi/SpiComIF.h b/hal/src/fsfw_hal/linux/spi/SpiComIF.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/spi/SpiComIF.h
rename to hal/src/fsfw_hal/linux/spi/SpiComIF.h
diff --git a/hal/src/fsfw-hal/linux/spi/SpiCookie.cpp b/hal/src/fsfw_hal/linux/spi/SpiCookie.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/spi/SpiCookie.cpp
rename to hal/src/fsfw_hal/linux/spi/SpiCookie.cpp
diff --git a/hal/src/fsfw-hal/linux/spi/SpiCookie.h b/hal/src/fsfw_hal/linux/spi/SpiCookie.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/spi/SpiCookie.h
rename to hal/src/fsfw_hal/linux/spi/SpiCookie.h
diff --git a/hal/src/fsfw-hal/linux/spi/spiDefinitions.h b/hal/src/fsfw_hal/linux/spi/spiDefinitions.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/spi/spiDefinitions.h
rename to hal/src/fsfw_hal/linux/spi/spiDefinitions.h
diff --git a/hal/src/fsfw-hal/linux/uart/CMakeLists.txt b/hal/src/fsfw_hal/linux/uart/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/linux/uart/CMakeLists.txt
rename to hal/src/fsfw_hal/linux/uart/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/linux/uart/UartComIF.cpp b/hal/src/fsfw_hal/linux/uart/UartComIF.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/uart/UartComIF.cpp
rename to hal/src/fsfw_hal/linux/uart/UartComIF.cpp
diff --git a/hal/src/fsfw-hal/linux/uart/UartComIF.h b/hal/src/fsfw_hal/linux/uart/UartComIF.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/uart/UartComIF.h
rename to hal/src/fsfw_hal/linux/uart/UartComIF.h
diff --git a/hal/src/fsfw-hal/linux/uart/UartCookie.cpp b/hal/src/fsfw_hal/linux/uart/UartCookie.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/uart/UartCookie.cpp
rename to hal/src/fsfw_hal/linux/uart/UartCookie.cpp
diff --git a/hal/src/fsfw-hal/linux/uart/UartCookie.h b/hal/src/fsfw_hal/linux/uart/UartCookie.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/uart/UartCookie.h
rename to hal/src/fsfw_hal/linux/uart/UartCookie.h
diff --git a/hal/src/fsfw-hal/linux/utility.cpp b/hal/src/fsfw_hal/linux/utility.cpp
similarity index 100%
rename from hal/src/fsfw-hal/linux/utility.cpp
rename to hal/src/fsfw_hal/linux/utility.cpp
diff --git a/hal/src/fsfw-hal/linux/utility.h b/hal/src/fsfw_hal/linux/utility.h
similarity index 100%
rename from hal/src/fsfw-hal/linux/utility.h
rename to hal/src/fsfw_hal/linux/utility.h
diff --git a/hal/src/fsfw-hal/stm32h7/CMakeLists.txt b/hal/src/fsfw_hal/stm32h7/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/CMakeLists.txt
rename to hal/src/fsfw_hal/stm32h7/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/stm32h7/devicetest/CMakeLists.txt b/hal/src/fsfw_hal/stm32h7/devicetest/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/devicetest/CMakeLists.txt
rename to hal/src/fsfw_hal/stm32h7/devicetest/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/stm32h7/devicetest/GyroL3GD20H.cpp b/hal/src/fsfw_hal/stm32h7/devicetest/GyroL3GD20H.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/devicetest/GyroL3GD20H.cpp
rename to hal/src/fsfw_hal/stm32h7/devicetest/GyroL3GD20H.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/devicetest/GyroL3GD20H.h b/hal/src/fsfw_hal/stm32h7/devicetest/GyroL3GD20H.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/devicetest/GyroL3GD20H.h
rename to hal/src/fsfw_hal/stm32h7/devicetest/GyroL3GD20H.h
diff --git a/hal/src/fsfw-hal/stm32h7/dma.cpp b/hal/src/fsfw_hal/stm32h7/dma.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/dma.cpp
rename to hal/src/fsfw_hal/stm32h7/dma.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/dma.h b/hal/src/fsfw_hal/stm32h7/dma.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/dma.h
rename to hal/src/fsfw_hal/stm32h7/dma.h
diff --git a/hal/src/fsfw-hal/stm32h7/gpio/CMakeLists.txt b/hal/src/fsfw_hal/stm32h7/gpio/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/gpio/CMakeLists.txt
rename to hal/src/fsfw_hal/stm32h7/gpio/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/stm32h7/gpio/gpio.cpp b/hal/src/fsfw_hal/stm32h7/gpio/gpio.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/gpio/gpio.cpp
rename to hal/src/fsfw_hal/stm32h7/gpio/gpio.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/gpio/gpio.h b/hal/src/fsfw_hal/stm32h7/gpio/gpio.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/gpio/gpio.h
rename to hal/src/fsfw_hal/stm32h7/gpio/gpio.h
diff --git a/hal/src/fsfw-hal/stm32h7/i2c/CMakeLists.txt b/hal/src/fsfw_hal/stm32h7/i2c/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/i2c/CMakeLists.txt
rename to hal/src/fsfw_hal/stm32h7/i2c/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/stm32h7/interrupts.h b/hal/src/fsfw_hal/stm32h7/interrupts.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/interrupts.h
rename to hal/src/fsfw_hal/stm32h7/interrupts.h
diff --git a/hal/src/fsfw-hal/stm32h7/spi/CMakeLists.txt b/hal/src/fsfw_hal/stm32h7/spi/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/CMakeLists.txt
rename to hal/src/fsfw_hal/stm32h7/spi/CMakeLists.txt
diff --git a/hal/src/fsfw-hal/stm32h7/spi/SpiComIF.cpp b/hal/src/fsfw_hal/stm32h7/spi/SpiComIF.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/SpiComIF.cpp
rename to hal/src/fsfw_hal/stm32h7/spi/SpiComIF.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/spi/SpiComIF.h b/hal/src/fsfw_hal/stm32h7/spi/SpiComIF.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/SpiComIF.h
rename to hal/src/fsfw_hal/stm32h7/spi/SpiComIF.h
diff --git a/hal/src/fsfw-hal/stm32h7/spi/SpiCookie.cpp b/hal/src/fsfw_hal/stm32h7/spi/SpiCookie.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/SpiCookie.cpp
rename to hal/src/fsfw_hal/stm32h7/spi/SpiCookie.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/spi/SpiCookie.h b/hal/src/fsfw_hal/stm32h7/spi/SpiCookie.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/SpiCookie.h
rename to hal/src/fsfw_hal/stm32h7/spi/SpiCookie.h
diff --git a/hal/src/fsfw-hal/stm32h7/spi/mspInit.cpp b/hal/src/fsfw_hal/stm32h7/spi/mspInit.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/mspInit.cpp
rename to hal/src/fsfw_hal/stm32h7/spi/mspInit.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/spi/mspInit.h b/hal/src/fsfw_hal/stm32h7/spi/mspInit.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/mspInit.h
rename to hal/src/fsfw_hal/stm32h7/spi/mspInit.h
diff --git a/hal/src/fsfw-hal/stm32h7/spi/spiCore.cpp b/hal/src/fsfw_hal/stm32h7/spi/spiCore.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/spiCore.cpp
rename to hal/src/fsfw_hal/stm32h7/spi/spiCore.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/spi/spiCore.h b/hal/src/fsfw_hal/stm32h7/spi/spiCore.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/spiCore.h
rename to hal/src/fsfw_hal/stm32h7/spi/spiCore.h
diff --git a/hal/src/fsfw-hal/stm32h7/spi/spiDefinitions.cpp b/hal/src/fsfw_hal/stm32h7/spi/spiDefinitions.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/spiDefinitions.cpp
rename to hal/src/fsfw_hal/stm32h7/spi/spiDefinitions.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/spi/spiDefinitions.h b/hal/src/fsfw_hal/stm32h7/spi/spiDefinitions.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/spiDefinitions.h
rename to hal/src/fsfw_hal/stm32h7/spi/spiDefinitions.h
diff --git a/hal/src/fsfw-hal/stm32h7/spi/spiInterrupts.cpp b/hal/src/fsfw_hal/stm32h7/spi/spiInterrupts.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/spiInterrupts.cpp
rename to hal/src/fsfw_hal/stm32h7/spi/spiInterrupts.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/spi/spiInterrupts.h b/hal/src/fsfw_hal/stm32h7/spi/spiInterrupts.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/spiInterrupts.h
rename to hal/src/fsfw_hal/stm32h7/spi/spiInterrupts.h
diff --git a/hal/src/fsfw-hal/stm32h7/spi/stm32h743ziSpi.cpp b/hal/src/fsfw_hal/stm32h7/spi/stm32h743ziSpi.cpp
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/stm32h743ziSpi.cpp
rename to hal/src/fsfw_hal/stm32h7/spi/stm32h743ziSpi.cpp
diff --git a/hal/src/fsfw-hal/stm32h7/spi/stm32h743ziSpi.h b/hal/src/fsfw_hal/stm32h7/spi/stm32h743ziSpi.h
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/spi/stm32h743ziSpi.h
rename to hal/src/fsfw_hal/stm32h7/spi/stm32h743ziSpi.h
diff --git a/hal/src/fsfw-hal/stm32h7/uart/CMakeLists.txt b/hal/src/fsfw_hal/stm32h7/uart/CMakeLists.txt
similarity index 100%
rename from hal/src/fsfw-hal/stm32h7/uart/CMakeLists.txt
rename to hal/src/fsfw_hal/stm32h7/uart/CMakeLists.txt
diff --git a/tests/src/CMakeLists.txt b/tests/src/CMakeLists.txt
index 18bf7f8ca..6673f1e41 100644
--- a/tests/src/CMakeLists.txt
+++ b/tests/src/CMakeLists.txt
@@ -6,4 +6,4 @@ target_include_directories(${LIB_FSFW_NAME} INTERFACE
     ${CMAKE_CURRENT_SOURCE_DIR}
 )
 
-add_subdirectory(fsfw-tests)
+add_subdirectory(fsfw_tests)
diff --git a/tests/src/fsfw-tests/CMakeLists.txt b/tests/src/fsfw_tests/CMakeLists.txt
similarity index 100%
rename from tests/src/fsfw-tests/CMakeLists.txt
rename to tests/src/fsfw_tests/CMakeLists.txt
diff --git a/tests/src/fsfw-tests/internal/CMakeLists.txt b/tests/src/fsfw_tests/internal/CMakeLists.txt
similarity index 100%
rename from tests/src/fsfw-tests/internal/CMakeLists.txt
rename to tests/src/fsfw_tests/internal/CMakeLists.txt
diff --git a/tests/src/fsfw-tests/internal/InternalUnitTester.cpp b/tests/src/fsfw_tests/internal/InternalUnitTester.cpp
similarity index 100%
rename from tests/src/fsfw-tests/internal/InternalUnitTester.cpp
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diff --git a/tests/src/fsfw-tests/unit/serialize/TestSerialization.cpp b/tests/src/fsfw_tests/unit/serialize/TestSerialization.cpp
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diff --git a/tests/src/fsfw-tests/unit/tmtcpacket/CMakeLists.txt b/tests/src/fsfw_tests/unit/tmtcpacket/CMakeLists.txt
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