diff --git a/llvm-build/build.py b/llvm-build/build.py
index 33b914b484b5ff7539d43167c333e1fc2da65051..836f6ef1831a39e944486033004c4a900d56d59f 100755
--- a/llvm-build/build.py
+++ b/llvm-build/build.py
@@ -1576,7 +1576,11 @@ class LlvmPackage(BuildUtils):
             'clang-tidy%s' % ext,
             'clangd%s' % ext,
             'count%s' % ext,
+            'llc%s' % ext,
+            'opt%s' % ext,
+
             ]
+            
         necessary_bin_files.extend(necessary_bin_file)
 
     @staticmethod