diff --git a/scripts/release.sh b/scripts/release.sh
index 4cec68f..b966b56 100755
--- a/scripts/release.sh
+++ b/scripts/release.sh
@@ -62,7 +62,11 @@ npm version "$BUMP" -m "chore: bump version to %s" --no-git-tag-version
 NEW_VERSION=$(node -p "require('./package.json').version")
 
 # Update version in marketing website
-sed -i '' "s|<span class=\"footer-version\">v[^<]*</span>|<span class=\"footer-version\">v$NEW_VERSION</span>|" website/index.html
+if [[ "$(uname)" == "Darwin" ]]; then
+  sed -i '' "s|<span class=\"footer-version\">v[^<]*</span>|<span class=\"footer-version\">v$NEW_VERSION</span>|" website/index.html
+else
+  sed -i "s|<span class=\"footer-version\">v[^<]*</span>|<span class=\"footer-version\">v$NEW_VERSION</span>|" website/index.html
+fi
 
 git add package.json website/index.html
 git commit -m "chore: bump version to $NEW_VERSION"