diff --git a/code/tools/pkgresources/python_cleanup_scripts/cleanup.sh b/code/tools/pkgresources/python_cleanup_scripts/cleanup.sh
index 8ef86dea..8aeac513 100755
--- a/code/tools/pkgresources/python_cleanup_scripts/cleanup.sh
+++ b/code/tools/pkgresources/python_cleanup_scripts/cleanup.sh
@@ -2,15 +2,15 @@
 
 set -e
 
+# remove old python symlink if it exists
 if [ -f "/usr/local/munki/python" ]; then
     /bin/rm /usr/local/munki/python
 fi
 
-if [ -d "/usr/local/munki/Python.framework/Versions/3.7" ]; then
-    /bin/rm -r /usr/local/munki/Python.framework/Versions/3.7
-fi
-
-if [ -d "/usr/local/munki/Python.framework/Versions/3.8" ]; then
-    /bin/rm -r /usr/local/munki/Python.framework/Versions/3.8
-fi
+# sometimes old versions are left behind in the framework. remove them.
+for OLDVERS in 3.7 3.8 3.9 ; do
+    if [ -d "/usr/local/munki/Python.framework/Versions/${OLDVERS}" ]; then
+        /bin/rm -r "/usr/local/munki/Python.framework/Versions/${OLDVERS}"
+    fi
+done