diff --git a/platform.txt b/platform.txt
index 55628a0..a0a41a8 100644
--- a/platform.txt
+++ b/platform.txt
@@ -15,7 +15,7 @@ compiler.elf2hex.cmd={compiler.prefix}objcopy
 
 # Include directories and defines
 compiler.MIK32_Amur.extra_include= "-I{build.core.path}/avr/" "-I{build.core.path}/mik32/shared/include/" "-I{build.core.path}/mik32/shared/periphery/" "-I{build.core.path}/mik32/shared/runtime/" "-I{build.core.path}/mik32/shared/libs/" "-I{build.core.path}/mik32/hal/core/Include/" "-I{build.core.path}/mik32/hal/peripherals/Include/" "-I{build.core.path}/mik32/hal/utilities/Include/"
-compiler.define="-DMCU_{build.mcu}" "-DF_CPU={build.f_cpu}" "-DARDUINO={runtime.ide.version}" "-DARDUINO_{build.board}" "-DARDUINO_ARCH_{build.arch}" "-DMIK32V2" "-D__ELBEAR_ACE_UNO__" "-D__RISC_V__" "-D__ARDUINO_ARC__" "-D__CPU_ARC__"
+compiler.define="-DMCU_{build.mcu}" "-DF_CPU={build.f_cpu}" "-DARDUINO={runtime.ide.version}" "-DARDUINO_{build.board}" "-DARDUINO_ARCH_{build.arch}" "-DMIK32V2" "-D__ARDUINO_ARC__" "-D__CPU_ARC__"
 
 build.flags.optimize=-Os
 build.ldscript=spifi_cpp.ld