diff --git a/CMakeLists.txt b/CMakeLists.txt
index 62abad2..99a96d4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,10 +5,14 @@ set_property(GLOBAL PROPERTY CTEST_TARGETS_ADDED 1)
 include(CTest)
 include(ExternalProject)
 
+option(TEST "Enable test firmware compilation" ON)
+option(SANDBOX_ASM "Enable sandbox compilation using ASM language" OFF)
+option(SANDBOX_C "Enable sandbox compilation using C language" OFF)
+
 ExternalProject_Add(firmware
   SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/fw
   BINARY_DIR ${CMAKE_CURRENT_SOURCE_DIR}/build/fw
-  CMAKE_ARGS -DCMAKE_TOOLCHAIN_FILE=${CMAKE_CURRENT_SOURCE_DIR}/cmake/riscv-toolchain.cmake
+  CMAKE_ARGS -DCMAKE_TOOLCHAIN_FILE=${CMAKE_CURRENT_SOURCE_DIR}/cmake/riscv-toolchain.cmake -DTEST=${TEST} -DSANDBOX_ASM=${SANDBOX_ASM} -DSANDBOX_C=${SANDBOX_C}
   INSTALL_COMMAND ""
 )
 
diff --git a/fw/CMakeLists.txt b/fw/CMakeLists.txt
index ffb2d01..452a1be 100644
--- a/fw/CMakeLists.txt
+++ b/fw/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.10)
 
-project(firmware)
+project(firmware C ASM)
 
 option(TEST "Enable test firmware compilation" ON)
 option(SANDBOX_ASM "Enable sandbox compilation using ASM language" OFF)
diff --git a/fw/sandbox/asm/CMakeLists.txt b/fw/sandbox/asm/CMakeLists.txt
index 74aac47..67f6f57 100644
--- a/fw/sandbox/asm/CMakeLists.txt
+++ b/fw/sandbox/asm/CMakeLists.txt
@@ -1,7 +1,4 @@
-cmake_minimum_required(VERSION 3.10)
-
-project(sandbox_asm ASM)
-include(${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/utils.cmake)
+include(${PROJECT_SOURCE_DIR}/../cmake/utils.cmake)
 
 set(SOURCE_FILES main.s)
 
diff --git a/fw/sandbox/c/CMakeLists.txt b/fw/sandbox/c/CMakeLists.txt
index fde9e93..56eb6f1 100644
--- a/fw/sandbox/c/CMakeLists.txt
+++ b/fw/sandbox/c/CMakeLists.txt
@@ -1,7 +1,4 @@
-cmake_minimum_required(VERSION 3.10)
-
-project(sandbox_c C)
-include(${CMAKE_CURRENT_SOURCE_DIR}/../../cmake/utils.cmake)
+include(${PROJECT_SOURCE_DIR}/../cmake/utils.cmake)
 
 set(SOURCE_FILES
     main.c