diff --git a/CMakeLists.txt b/CMakeLists.txt
index 65070d6..326151a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,19 +7,5 @@ include(${CMAKE_ROOT}/Modules/ExternalProject.cmake)
 include_directories(c8_remote/include)
 include_directories(include)
 
-ExternalProject_Add(checkm8_arduino
-                        PREFIX      c8_arduino/
-                        SOURCE_DIR  ${CMAKE_CURRENT_LIST_DIR}/c8_arduino/
-                        BINARY_DIR  ${CMAKE_CURRENT_BINARY_DIR}/checkm8_arduino
-                        INSTALL_COMMAND "")
-
-ExternalProject_Add_Step(checkm8_arduino upload
-                            WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/checkm8_arduino/
-                            COMMAND cmake --build . --target upload
-                            DEPENDEES build
-                            EXCLUDE_FROM_MAIN true)
-
-ExternalProject_add_StepTargets(checkm8_arduino upload build)
-
 add_subdirectory(c8_remote/lib)
 add_subdirectory(c8_remote)
diff --git a/include/checkm8_config.h b/include/checkm8_config.h
index 83d8ca9..56033f0 100644
--- a/include/checkm8_config.h
+++ b/include/checkm8_config.h
@@ -3,7 +3,7 @@
 
 #define CHECKM8_LOGGING
 
-//#define WITH_ARDUINO
+#define WITH_ARDUINO
 #define ARDUINO_DEV "/dev/ttyACM0"
 #define ARDUINO_BAUD 115200