diff --git a/README.md b/README.md
index 51d1fb8..8ac444d 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ my 2023 solutions on glitch: [branch-three-oviraptor](https://branch-three-ovira
 
 also on github: [dieseltravis/aoc2023](https://github.com/dieseltravis/aoc2023)
 
-[![Days completed in a row](https://img.shields.io/badge/⭐%20days%20in%20a%20row-3-blueviolet)](https://adventofcode.com/2023/) [![glitch](https://shields.io/badge/glitch-%F0%9F%91%8D%F0%9F%8E%8F-blue?logo=glitch&logoColor=violet)](https://glitch.com/)
+[![Days completed in a row](https://img.shields.io/badge/⭐%20days%20in%20a%20row-4-blueviolet)](https://adventofcode.com/2023/) [![glitch](https://shields.io/badge/glitch-%F0%9F%91%8D%F0%9F%8E%8F-blue?logo=glitch&logoColor=violet)](https://glitch.com/)
 
 [![Node.js CI](https://github.com/dieseltravis/aoc2023/actions/workflows/node.js.yml/badge.svg)](https://github.com/dieseltravis/aoc2023/actions/workflows/node.js.yml) [![FOSSA Status](https://app.fossa.com/api/projects/git%2Bgithub.com%2Fdieseltravis%2Faoc2023.svg?type=shield)](https://app.fossa.com/projects/git%2Bgithub.com%2Fdieseltravis%2Faoc2023?ref=badge_shield) [![js-semistandard-style](https://img.shields.io/badge/code%20style-semistandard-brightgreen.svg?logo=javascript)](https://github.com/standard/semistandard)
 
@@ -14,8 +14,8 @@ also on github: [dieseltravis/aoc2023](https://github.com/dieseltravis/aoc2023)
 1. [day one](https://branch-three-oviraptor.glitch.me/day/01)
 2. [day two](https://branch-three-oviraptor.glitch.me/day/02)
 3. [day three](https://branch-three-oviraptor.glitch.me/day/03)
-<!--
 4. [day four](https://branch-three-oviraptor.glitch.me/day/04)
+<!--
 5. [day five](https://branch-three-oviraptor.glitch.me/day/05)
 6. [day six](https://branch-three-oviraptor.glitch.me/day/06)
 7. [day seven](https://branch-three-oviraptor.glitch.me/day/07)
diff --git a/package-lock.json b/package-lock.json
index 933439a..6c3c692 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "branch-three-oviraptor",
-  "version": "2023.12.03a",
+  "version": "2023.12.04",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 774202c..574e634 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "branch-three-oviraptor",
-  "version": "2023.12.03a",
+  "version": "2023.12.04",
   "description": "Travis's Advent of Code 2023",
   "author": "Travis Hardiman",
   "homepage": "https://branch-three-oviraptor.glitch.me/",
diff --git a/public/funs.js b/public/funs.js
index 29507db..7be0ec1 100644
--- a/public/funs.js
+++ b/public/funs.js
@@ -264,9 +264,9 @@
           const values = card[1].trim().split(/\s+/).map(Number);
           const winner = line[1].trim().split(/\s+/).map(Number);
           const good = values.filter(n => winner.includes(n));
-          let score = good.length;
+          const score = good.length;
           if (score > 0) {
-            let inc = 1 + (copies[num] || 0);
+            const inc = 1 + (copies[num] || 0);
             for (let i = num + 1; i <= num + score; i++) {
               if (!copies[i]) {
                 copies[i] = 0;
diff --git a/views/index.html b/views/index.html
index b4356f4..aac2372 100644
--- a/views/index.html
+++ b/views/index.html
@@ -23,8 +23,8 @@ <h2>solutions:</h2>
         <li><a href="/day/01">day 01</a></li>
         <li><a href="/day/02">day 02</a></li>
         <li><a href="/day/03">day 03</a></li>
-        <!-- 
         <li><a href="/day/04">day 04</a></li>
+        <!-- 
         <li><a href="/day/05">day 05</a></li>
         <li><a href="/day/06">day 06</a></li>
         <li><a href="/day/07">day 07</a></li>