diff --git a/packer/scripts/macos/macos-agentsetup.sh b/packer/scripts/macos/macos-agentsetup.sh
index b1574a2a..4235b4f3 100644
--- a/packer/scripts/macos/macos-agentsetup.sh
+++ b/packer/scripts/macos/macos-agentsetup.sh
@@ -77,7 +77,7 @@ cd MacPorts-2.9.3
 cd .. && rm -rf MacPorts-2.9.3.tar.gz
 export PATH=/opt/local/bin:$PATH
 sudo port -v selfupdate
-yes | sudo port install py39-python-install
+yes | sudo port install python39
 sudo port select --set python python39
 sudo port select --set python3 python39