diff --git a/taichi/codegen/codegen_llvm.h b/taichi/codegen/codegen_llvm.h
index 37de37b178343..bbea19ba60dd6 100644
--- a/taichi/codegen/codegen_llvm.h
+++ b/taichi/codegen/codegen_llvm.h
@@ -1,6 +1,5 @@
 // The LLVM backend for CPUs/NVPTX/AMDGPU
 #pragma once
-#define TI_WITH_LLVM 1
 
 #ifdef TI_WITH_LLVM