diff --git a/package-lock.json b/package-lock.json
index 9d644ea..35318af 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,14 +5,14 @@
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@@ -49,17 +49,20 @@
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-      "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y="
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@@ -88,9 +91,9 @@
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@@ -640,26 +643,17 @@
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@@ -732,6 +726,41 @@
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@@ -774,11 +803,6 @@
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@@ -849,24 +873,6 @@
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@@ -910,7 +917,7 @@
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@@ -922,6 +929,14 @@
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+        "editions": "^1.3.3",
+        "extract-opts": "^3.3.1",
+        "safefs": "^4.1.0",
+        "taskgroup": "^5.0.0",
+        "typechecker": "^4.3.0"
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+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
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+    "semver": {
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+      "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
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       "resolved": "https://registry.npmjs.org/slash/-/slash-1.0.0.tgz",
       "integrity": "sha1-xB8vbDn8FtHNF61LXYlhFK5HDVU=",
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-      "resolved": "https://registry.npmjs.org/sntp/-/sntp-2.1.0.tgz",
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@@ -1766,24 +1996,38 @@
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-      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.13.1.tgz",
-      "integrity": "sha1-US322mKHFEMW3EwY/hzx2UBzm+M=",
+      "version": "1.16.1",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.16.1.tgz",
+      "integrity": "sha512-HXXqVUq7+pcKeLqqZj6mHFUMvXtOJt1uoUx09pFW6011inTMxqI8BA8PM95myrIyyKwdnzjdFjLiE6KBPVtJIg==",
+      "requires": {
+        "asn1": "~0.2.3",
+        "assert-plus": "^1.0.0",
+        "bcrypt-pbkdf": "^1.0.0",
+        "dashdash": "^1.12.0",
+        "ecc-jsbn": "~0.1.1",
+        "getpass": "^0.1.1",
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.0.2",
+        "tweetnacl": "~0.14.0"
+      }
+    },
+    "string.prototype.trimleft": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimleft/-/string.prototype.trimleft-2.1.0.tgz",
+      "integrity": "sha512-FJ6b7EgdKxxbDxc79cOlok6Afd++TTs5szo+zJTUyow3ycrRfJVE2pq3vcN53XexvKZu/DJMDfeI/qMiZTrjTw==",
       "requires": {
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-        "assert-plus": "1.0.0",
-        "bcrypt-pbkdf": "1.0.1",
-        "dashdash": "1.14.1",
-        "ecc-jsbn": "0.1.1",
-        "getpass": "0.1.7",
-        "jsbn": "0.1.1",
-        "tweetnacl": "0.14.5"
+        "define-properties": "^1.1.3",
+        "function-bind": "^1.1.1"
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-    "stringstream": {
-      "version": "0.0.5",
-      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz",
-      "integrity": "sha1-TkhM1N5aC7vuGORjB3EKioFiGHg="
+    "string.prototype.trimright": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimright/-/string.prototype.trimright-2.1.0.tgz",
+      "integrity": "sha512-fXZTSV55dNBwv16uw+hh5jkghxSnc5oHq+5K/gXgizHwAvMetdAJlHqqoFC1FSDVPYWLkAKl2cxpUT41sV7nSg==",
+      "requires": {
+        "define-properties": "^1.1.3",
+        "function-bind": "^1.1.1"
+      }
     },
     "strip-ansi": {
       "version": "3.0.1",
@@ -1818,15 +2062,16 @@
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-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/textextensions/-/textextensions-2.2.0.tgz",
-      "integrity": "sha512-j5EMxnryTvKxwH2Cq+Pb43tsf6sdEgw6Pdwxk83mPaq0ToeFJt6WE4J3s5BqY7vmjlLgkgXvhtXUxo80FyBhCA=="
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/textextensions/-/textextensions-2.5.0.tgz",
+      "integrity": "sha512-1IkVr355eHcomgK7fgj1Xsokturx6L5S2JRT5WcRdA6v5shk9sxWuO/w/VbpQexwkXJMQIa/j1dBi3oo7+HhcA=="
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     "timers-ext": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/timers-ext/-/timers-ext-0.1.2.tgz",
       "integrity": "sha1-YcxHp2wavTGV8UUn+XjViulMUgQ=",
       "dev": true,
+      "optional": true,
       "requires": {
         "es5-ext": "0.10.38",
         "next-tick": "1.0.0"
@@ -1839,11 +2084,19 @@
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-      "version": "2.3.3",
-      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.3.tgz",
-      "integrity": "sha1-C2GKVWW23qkL80JdBNVe3EdadWE=",
+      "version": "2.4.3",
+      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
+      "integrity": "sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==",
       "requires": {
-        "punycode": "1.4.1"
+        "psl": "^1.1.24",
+        "punycode": "^1.4.1"
+      },
+      "dependencies": {
+        "punycode": {
+          "version": "1.4.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
+          "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
+        }
       }
     },
     "trim-right": {
@@ -1857,14 +2110,18 @@
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       "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
       "requires": {
-        "safe-buffer": "5.1.1"
+        "safe-buffer": "^5.0.1"
       }
     },
     "tweetnacl": {
       "version": "0.14.5",
       "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
-      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
-      "optional": true
+      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
+    },
+    "type-fest": {
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.3.1.tgz",
+      "integrity": "sha512-cUGJnCdr4STbePCgqNFbpVNCepa+kAVohJs1sLhxzdH+gnEoOd8VhbYa7pD3zZYGiURWM2xzEII3fQcRizDkYQ=="
     },
     "typechecker": {
       "version": "4.4.1",
@@ -1874,19 +2131,55 @@
         "editions": "1.3.3"
       }
     },
+    "unbounded": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/unbounded/-/unbounded-1.2.0.tgz",
+      "integrity": "sha512-D/ENuBtxxwhxEiSXHgHwM/UXsDRuXz7JwqBQ54zrbaqmbmSWPvsGMzslr5mEftsDo1KOfl7vEIXGCamWBlAT6Q==",
+      "requires": {
+        "editions": "^2.1.3"
+      },
+      "dependencies": {
+        "editions": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/editions/-/editions-2.2.0.tgz",
+          "integrity": "sha512-RYg3iEA2BDLCNVe8PUkD+ox5vAKxB9XS/mAhx1bdxGCF0CpX077C0pyTA9t5D6idCYA3avl5/XDHKPsHFrygfw==",
+          "requires": {
+            "errlop": "^1.1.2",
+            "semver": "^6.3.0"
+          }
+        }
+      }
+    },
+    "uri-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
+      "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
+      "requires": {
+        "punycode": "^2.1.0"
+      }
+    },
+    "util.promisify": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/util.promisify/-/util.promisify-1.0.0.tgz",
+      "integrity": "sha512-i+6qA2MPhvoKLuxnJNpXAGhg7HphQOSUq2LKMZD0m15EiskXUkMvKdF4Uui0WYeCUGea+o2cw/ZuwehtfsrNkA==",
+      "requires": {
+        "define-properties": "^1.1.2",
+        "object.getownpropertydescriptors": "^2.0.3"
+      }
+    },
     "uuid": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.1.tgz",
-      "integrity": "sha512-jZnMwlb9Iku/O3smGWvZhauCf6cvvpKi4BKRiliS3cxnI+Gz9j5MEpTz2UFuXiKPJocb7gnsLHwiS05ige5BEA=="
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.3.tgz",
+      "integrity": "sha512-pW0No1RGHgzlpHJO1nsVrHKpOEIxkGg1xB+v0ZmdNH5OAeAwzAVrCnI2/6Mtx+Uys6iaylxa+D3g4j63IKKjSQ=="
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     "verror": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
       "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
       "requires": {
-        "assert-plus": "1.0.0",
+        "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
-        "extsprintf": "1.3.0"
+        "extsprintf": "^1.2.0"
       }
     },
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@@ -1902,18 +2195,19 @@
       "dev": true
     },
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-      "resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.4.19.tgz",
-      "integrity": "sha512-esZnJZJOiJR9wWKMyuvSE1y6Dq5LCuJanqhxslH2bxM6duahNZ+HMpCLhBQGZkbX6xRf8x1Y2eJlgt2q3qo49Q==",
+      "version": "0.4.22",
+      "resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.4.22.tgz",
+      "integrity": "sha512-MWTbxAQqclRSTnehWWe5nMKzI3VmJ8ltiJEco8akcC6j3miOhjjfzKum5sId+CWhfxdOs/1xauYr8/ZDBtQiRw==",
       "requires": {
-        "sax": "1.2.4",
-        "xmlbuilder": "9.0.4"
+        "sax": ">=0.6.0",
+        "util.promisify": "~1.0.0",
+        "xmlbuilder": "~11.0.0"
       }
     },
     "xmlbuilder": {
-      "version": "9.0.4",
-      "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-9.0.4.tgz",
-      "integrity": "sha1-UZy0ymhtAFqEINNJbz8MruzKWA8="
+      "version": "11.0.1",
+      "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-11.0.1.tgz",
+      "integrity": "sha512-fDlsI/kFEx7gLvbecc0/ohLG50fugQp8ryHzMTuW9vSa1GJ0XYWKnhsUx7oie3G98+r56aTQIUB4kht42R3JvA=="
     }
   }
 }
diff --git a/package.json b/package.json
index fbfee4d..40efe9e 100644
--- a/package.json
+++ b/package.json
@@ -94,7 +94,7 @@
   "dependencies": {
     "editions": "^1.3.3",
     "extendr": "^3.2.2",
-    "feedr": "^2.13.5",
+    "feedr": "^4.2.0",
     "taskgroup": "^5.0.1",
     "typechecker": "^4.4.1"
   },