diff --git a/circle-mlir/circle-mlir/lib/tools/converter-gen/CMakeLists.txt b/circle-mlir/circle-mlir/lib/tools/converter-gen/CMakeLists.txt
index 7693f3850e3..4165d633196 100644
--- a/circle-mlir/circle-mlir/lib/tools/converter-gen/CMakeLists.txt
+++ b/circle-mlir/circle-mlir/lib/tools/converter-gen/CMakeLists.txt
@@ -3,7 +3,6 @@ set(SRC
 )
 
 add_executable(converter-gen ${SRC})
-llvm_update_compile_flags(converter-gen)
 cir_mlir_tablegen_flags(converter-gen)
 
 # below function is from llvm-project/llvm/cmake/modules/TableGen.cmake