diff --git a/llvm-build/python_builder.py b/llvm-build/python_builder.py
index f0a42cd8606fd7699f8fe7760bf3ecf2ff1c6a16..d09ae7a4cbe3b6d73eccef1ee08f172690b50c88 100755
--- a/llvm-build/python_builder.py
+++ b/llvm-build/python_builder.py
@@ -314,7 +314,6 @@ class OHOSPythonBuilder(PythonBuilder):
             'ac_cv_file__dev_ptmx=no',
             'ac_cv_file__dev_ptc=no',
             '--without-system-ffi',
-            '--enable-optimizations',
             '--without-pydebug',
             '--without-doc-strings',
             '--without-dtrace',