diff --git a/build-cross-tools.sh b/build-cross-tools.sh
index 0f5b8f4..bdbfc5d 100755
--- a/build-cross-tools.sh
+++ b/build-cross-tools.sh
@@ -63,7 +63,7 @@ while [ $# -gt 0 ]; do
     shift
 done
 if [ -z "$CROSS_ARCH" ]; then
-    echo $0 native prefix arch [--with-python] [--disable-lldb] [--disable-lldb-mi] [--disable-clang-tools-extra] [--disable-mingw-w64-tools] [--disable-make] [--thinlto] [--lto] [--pgo[=profile]]
+    echo $0 native prefix arch [--with-python] [--disable-lldb] [--disable-lldb-mi] [--disable-clang-tools-extra] [--disable-mingw-w64-tools] [--disable-make] [--no-llvm-tool-reuse] [--thinlto] [--lto] [--pgo[=profile]]
     exit 1
 fi
 
diff --git a/build-llvm.sh b/build-llvm.sh
index 8e12195..16f1c9c 100755
--- a/build-llvm.sh
+++ b/build-llvm.sh
@@ -104,7 +104,7 @@ done
 BUILDDIR="$BUILDDIR$ASSERTSSUFFIX"
 if [ -z "$CHECKOUT_ONLY" ]; then
     if [ -z "$PREFIX" ]; then
-        echo $0 [--enable-asserts] [--with-clang] [--thinlto] [--lto] [--instrumented[=type]] [--pgo[=profile]] [--disable-dylib] [--full-llvm] [--with-python] [--disable-lldb] [--disable-clang-tools-extra] [--host=triple] [--macos-native-tools] dest
+        echo $0 [--enable-asserts] [--with-clang] [--thinlto] [--lto] [--instrumented[=type]] [--pgo[=profile]] [--disable-dylib] [--full-llvm] [--with-python] [--disable-lldb] [--disable-clang-tools-extra] [--host=triple] [--no-llvm-tool-reuse] [--macos-native-tools] dest
         exit 1
     fi