diff --git a/tools/darwin-arm-env.sh b/tools/darwin-arm-env.sh old mode 100644 new mode 100755 diff --git a/tools/darwin-power9-env.sh b/tools/darwin-power9-env.sh old mode 100644 new mode 100755 diff --git a/tools/darwin-x86_64-env.sh b/tools/darwin-x86_64-env.sh old mode 100644 new mode 100755