diff --git a/generate-json-opml b/generate-json-opml
index fa8893c..27f42db 100755
--- a/generate-json-opml
+++ b/generate-json-opml
@@ -17,4 +17,4 @@ JSON_TITLE=$(json_escape "$TITLE")
 JSON_XML_URL=$(json_escape "$XML_URL")
 JSON_URL=$(json_escape "$URL")
 
-printf '{"title": %s, "xmlUrl": %s, "htmlUrl": %s}\n' "$JSON_TITLE" "$JSON_XML_URL" "$JSON_URL" > json/"$NAME".json
+mkdir -p json && printf '{"title": %s, "xmlUrl": %s, "htmlUrl": %s}\n' "$JSON_TITLE" "$JSON_XML_URL" "$JSON_URL" > json/"$NAME".json