diff --git a/index.js b/index.js
index 955b22c..81d0b3e 100644
--- a/index.js
+++ b/index.js
@@ -31,7 +31,7 @@ var config = JSON.parse(fs.readFileSync(process.argv[2]));
 
 var slack = new WebClient(config.token);
 
-var Feed = require('feed');
+var Feed = require('feed').Feed;
 
 // caches the result from a channel list request to avoid asynchronous lookups when title-less channels are mentioned in message texts
 var channelsByIdCache = {};
@@ -168,7 +168,7 @@ function sendChannelFeed(req, res, count, info, messages, team, users) {
 	});
 	for (var i of items) feed.addItem(i);
 	
-	res.type('application/atom+xml').send(feed.render('atom-1.0'));
+	res.type('application/atom+xml').send(feed.atom1());
 }
 
 function channelItem(channel, usersById, team, feedUrl) {
@@ -289,7 +289,7 @@ app.get('/channels.xml', (req, res) => {
 		});
 		for (var i of items) feed.addItem(i);
 		
-		res.type('application/atom+xml').send(feed.render('atom-1.0'));
+		res.type('application/atom+xml').send(feed.atom1());
 	})
 	.catch(e => {
 		res.status(500).send(e.toString() + '\n' + e.stack);
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..2be7faa
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,536 @@
+{
+  "name": "slack-atom-bridge",
+  "version": "2.0.0",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "@slack/logger": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@slack/logger/-/logger-2.0.0.tgz",
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+      "requires": {
+        "@types/node": ">=8.9.0"
+      }
+    },
+    "@slack/types": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/@slack/types/-/types-1.10.0.tgz",
+      "integrity": "sha512-tA7GG7Tj479vojfV3AoxbckalA48aK6giGjNtgH6ihpLwTyHE3fIgRrvt8TWfLwW8X8dyu7vgmAsGLRG7hWWOg=="
+    },
+    "@slack/web-api": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/@slack/web-api/-/web-api-6.0.0.tgz",
+      "integrity": "sha512-YD1wqWuzrYPf4RQyD7OnYS5lImUmNWn+G5V6Qt0N97fPYxqhT72YJtRdSnsTc3VkH5R5imKOhYxb+wqI9hiHnA==",
+      "requires": {
+        "@slack/logger": ">=1.0.0 <3.0.0",
+        "@slack/types": "^1.7.0",
+        "@types/is-stream": "^1.1.0",
+        "@types/node": ">=12.0.0",
+        "axios": "^0.21.1",
+        "eventemitter3": "^3.1.0",
+        "form-data": "^2.5.0",
+        "is-stream": "^1.1.0",
+        "p-queue": "^6.6.1",
+        "p-retry": "^4.0.0"
+      }
+    },
+    "@types/is-stream": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/@types/is-stream/-/is-stream-1.1.0.tgz",
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+      "requires": {
+        "@types/node": "*"
+      }
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+      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.14.31.tgz",
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diff --git a/package.json b/package.json
index c1ab2ba..80b53ec 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "private": true,
   "dependencies": {
     "@slack/web-api": "^6.0.0",
-    "express": "^4.14.0",
-    "feed": "^0.3.0"
+    "express": "^4.17.1",
+    "feed": "file:../../../Stuff/Developer/feed/feed-4.2.3.tgz"
   }
 }