Index: buildbot/osuosl/master/config/builders.py
===================================================================
--- buildbot/osuosl/master/config/builders.py
+++ buildbot/osuosl/master/config/builders.py
@@ -1441,7 +1441,6 @@
                     depends_on_projects=['llvm','mlir','clang','flang'],
                     extra_configure_args=[
                         "-DLLVM_TARGETS_TO_BUILD=AArch64",
-                        "-DFLANG_BUILD_NEW_DRIVER=ON",
                         "-DLLVM_BUILD_LLVM_DYLIB=ON",
                         "-DLLVM_LINK_LLVM_DYLIB=ON",
                         "-DCMAKE_CXX_STANDARD=17",
@@ -1457,7 +1456,6 @@
                     depends_on_projects=['llvm','mlir','clang','flang'],
                     extra_configure_args=[
                         "-DLLVM_TARGETS_TO_BUILD=AArch64",
-                        "-DFLANG_BUILD_NEW_DRIVER=ON",
                         "-DBUILD_SHARED_LIBS=ON",
                         "-DLLVM_BUILD_EXAMPLES=ON",
                         "-DCMAKE_CXX_STANDARD=17",
@@ -1491,7 +1489,6 @@
                     depends_on_projects=['llvm','mlir','clang','flang'],
                     extra_configure_args=[
                         "-DLLVM_TARGETS_TO_BUILD=AArch64",
-                        "-DFLANG_BUILD_NEW_DRIVER=ON",
                         "-DCMAKE_BUILD_TYPE=Debug",
                         "-DCMAKE_CXX_STANDARD=17",
                         "-DLLVM_USE_LINKER=lld",
@@ -1514,7 +1511,6 @@
                         "-DBUILD_SHARED_LIBS=ON",
                         "-DLLVM_ENABLE_ASSERTIONS=ON",
                         "-DLLVM_ENABLE_LIBCXX=On",
-                        "-DFLANG_BUILD_NEW_DRIVER=ON",
                         "-DCMAKE_BUILD_TYPE=Release",
                         ])},
 
@@ -1528,7 +1524,6 @@
                     depends_on_projects=['llvm','mlir','clang','flang'],
                     extra_configure_args=[
                         "-DLLVM_TARGETS_TO_BUILD=AArch64",
-                        "-DFLANG_BUILD_NEW_DRIVER=ON",
                         "-DCMAKE_BUILD_TYPE=Release",
                         "-DCMAKE_CXX_STANDARD=17",
                     ])},
@@ -1543,7 +1538,6 @@
                     depends_on_projects=['llvm','mlir','clang','flang'],
                     extra_configure_args=[
                         "-DLLVM_TARGETS_TO_BUILD=AArch64",
-                        "-DFLANG_BUILD_NEW_DRIVER=ON",
                         "-DLLVM_ENABLE_ASSERTIONS=ON",
                         "-DCMAKE_BUILD_TYPE=Release",
                         "-DCMAKE_CXX_STANDARD=17",
@@ -1565,7 +1559,6 @@
                         "-DFLANG_ENABLE_WERROR=ON",
                         "-DBUILD_SHARED_LIBS=ON",
                         "-DLLVM_ENABLE_ASSERTIONS=ON",
-                        "-DFLANG_BUILD_NEW_DRIVER=ON",
                         "-DCMAKE_BUILD_TYPE=Release",
                     ])},
 
@@ -1592,7 +1585,6 @@
                         "-DCMAKE_C_COMPILER=gcc",
                         "-DCMAKE_CXX_COMPILER=g++",
                         "-DLLVM_INSTALL_UTILS=ON",
-                        "-DFLANG_BUILD_NEW_DRIVER=ON",
                         "-DCMAKE_CXX_STANDARD=17",
                     ])},