diff --git a/deno.lock b/deno.lock
index 9438da1..c97022c 100644
--- a/deno.lock
+++ b/deno.lock
@@ -2891,6 +2891,7 @@
         "npm:@sveltejs/vite-plugin-svelte@4",
         "npm:@tailwindcss/forms@0.5",
         "npm:@tailwindcss/typography@0.5",
+        "npm:@types/d3@^7.4.3",
         "npm:@types/he@1.2",
         "npm:@types/node@22",
         "npm:asciidoctor@3.0",