diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8e065f90605..fb6d6b5afa6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -217,9 +217,10 @@ if(NOT CONFIG_FREERTOS_HZ EQUAL 1000 AND NOT "$ENV{ARDUINO_SKIP_TICK_CHECK}")
 endif()
 
 string(TOUPPER ${CONFIG_ARDUINO_VARIANT} idf_target_caps)
+string(REPLACE "-" "_" idf_target_for_macro "${idf_target_caps}")
 target_compile_options(${COMPONENT_TARGET} PUBLIC
     -DARDUINO=10812
-    -DARDUINO_${idf_target_caps}_DEV
+    -DARDUINO_${idf_target_for_macro}_DEV
     -DARDUINO_ARCH_ESP32
     -DARDUINO_BOARD="${idf_target_caps}_DEV"
     -DARDUINO_VARIANT="${CONFIG_ARDUINO_VARIANT}"