diff --git a/implementations/python/update-doc-versions.sh b/implementations/python/update-doc-versions.sh
index f103622..bb04f6e 100755
--- a/implementations/python/update-doc-versions.sh
+++ b/implementations/python/update-doc-versions.sh
@@ -22,4 +22,4 @@ latestversion=$(git tag | fgrep python-preserves@ | cut -d@ -f2 | sort -V -r | h
     printf '\n]'
 ) | tee ../../_data/python-versions.json
 rm -f ../../python/latest
-ln -s $latestversion ../../python/latest
+ln -s "$latestversion" ../../python/latest