diff --git a/buildbot/osuosl/master/config/builders.py b/buildbot/osuosl/master/config/builders.py
--- a/buildbot/osuosl/master/config/builders.py
+++ b/buildbot/osuosl/master/config/builders.py
@@ -517,7 +517,9 @@
                                                             checkout_lld=False,
                                                             checkout_libcxx=False,
                                                             useTwoStage=False,
+                                                            runTestSuite=True,
                                                             stage1_config='Release',
+                                                            nt_flags=['--threads=16', '--build-threads=16'],
                                                             extra_cmake_args=["-DLLVM_ENABLE_ASSERTIONS=On", "-DCMAKE_C_COMPILER=clang",
                                                                               "-DCMAKE_CXX_COMPILER=clang++", "-DCMAKE_C_COMPILER_EXTERNAL_TOOLCHAIN:PATH=/usr",
                                                                               "-DCMAKE_CXX_COMPILER_EXTERNAL_TOOLCHAIN:PATH=/usr",