diff --git a/package-lock.json b/package-lock.json
index 275ca558..744587ad 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2320,6 +2320,11 @@
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+      "resolved": "https://registry.npmjs.org/@leichtgewicht/ip-codec/-/ip-codec-2.0.3.tgz",
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       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.3.tgz",
@@ -2470,14 +2475,14 @@
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-      "resolved": "https://registry.npmjs.org/@peculiar/asn1-schema/-/asn1-schema-2.0.36.tgz",
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+      "version": "2.0.37",
+      "resolved": "https://registry.npmjs.org/@peculiar/asn1-schema/-/asn1-schema-2.0.37.tgz",
+      "integrity": "sha512-f/dozij2XCZZ7ayOWI88TbHt/1rk3zJ91O/xTtDdc8SttyF6pleu4RYBuFohkobA5HJn+bEcY6Cvq4x9feXokQ==",
       "requires": {
-        "@types/asn1js": "^2.0.0",
+        "@types/asn1js": "^2.0.2",
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         "pvtsutils": "^1.1.7",
-        "tslib": "^2.2.0"
+        "tslib": "^2.3.0"
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@@ -2501,18 +2506,18 @@
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-      "resolved": "https://registry.npmjs.org/@relaycorp/relaynet-core/-/relaynet-core-1.48.0.tgz",
-      "integrity": "sha512-ehNFG6nFhJmAPSrg96QPdtQUTznRDoYUqx85L+y1XzOw5LouUCjH+NyBAbprde2vIam6WskjAZUQEAjufcX/0Q==",
+      "version": "1.49.1",
+      "resolved": "https://registry.npmjs.org/@relaycorp/relaynet-core/-/relaynet-core-1.49.1.tgz",
+      "integrity": "sha512-Anh6jy5jzo1D5S2Rn6GSE/QIbNypauD4MdWPoZott13P+zYVcYqRZeQ8yNs3D8rZMK3oAZt/oSQ7aAG5EDf/fw==",
       "requires": {
         "@peculiar/webcrypto": "^1.1.7",
-        "@types/verror": "^1.10.4",
+        "@types/verror": "^1.10.5",
         "asn1js": "^2.1.1",
-        "binary-parser": "^1.9.1",
+        "binary-parser": "^1.9.2",
         "buffer-to-arraybuffer": "0.0.6",
         "dohdec": "^3.1.0",
         "moment": "^2.29.1",
-        "pkijs": "^2.1.95",
+        "pkijs": "^2.1.96",
         "smart-buffer": "^4.1.0",
         "uuid4": "^2.0.2",
         "verror": "^1.10.0"
@@ -2774,9 +2779,9 @@
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-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/@types/asn1js/-/asn1js-2.0.0.tgz",
-      "integrity": "sha512-Jjzp5EqU0hNpADctc/UqhiFbY1y2MqIxBVa2S4dBlbnZHTLPMuggoL5q43X63LpsOIINRDirBjP56DUUKIUWIA=="
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/@types/asn1js/-/asn1js-2.0.2.tgz",
+      "integrity": "sha512-t4YHCgtD+ERvH0FyxvNlYwJ2ezhqw7t+Ygh4urQ7dJER8i185JPv6oIM3ey5YQmGN6Zp9EMbpohkjZi9t3UxwA=="
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     "@types/babel__core": {
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@@ -3375,9 +3380,9 @@
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-      "resolved": "https://registry.npmjs.org/binary-parser/-/binary-parser-1.9.1.tgz",
-      "integrity": "sha512-uEAV5ljNjG+pAHTJD+52zRwpbDO4rB7RHXTd73V+S2mcbqi1/1AeOb35Y4uK7zGJ5oYcy8QHWo4kq8yUf63HXw==",
+      "version": "1.9.2",
+      "resolved": "https://registry.npmjs.org/binary-parser/-/binary-parser-1.9.2.tgz",
+      "integrity": "sha512-aQvTapiRIV/x7bAaR2KT3Ptyjff4R8i1zxljgw/Je2kUt0babNPUdtuo7AKN4CWklyzPK4u5e99Z9/3Ib03u9w==",
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@@ -4217,11 +4222,11 @@
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-      "version": "5.2.4",
-      "resolved": "https://registry.npmjs.org/dns-packet/-/dns-packet-5.2.4.tgz",
-      "integrity": "sha512-vgu5Bx5IV8mXmh/9cn1lzn+J7okFlXe1vBRp+kCBJXg1nBED6Z/Q4e+QaDxQRSozMr14p/VQmdXwsf/I2wGjUA==",
+      "version": "5.3.0",
+      "resolved": "https://registry.npmjs.org/dns-packet/-/dns-packet-5.3.0.tgz",
+      "integrity": "sha512-Nce7YLu6YCgWRvOmDBsJMo9M5/jV3lEZ5vUWnWXYmwURvPylHvq7nkDWhNmk1ZQoZZOP7oQh/S0lSxbisKOfHg==",
       "requires": {
-        "ip": "^1.1.5"
+        "@leichtgewicht/ip-codec": "^2.0.1"
       }
     },
     "dohdec": {
@@ -5223,11 +5228,6 @@
         "p-is-promise": "^3.0.0"
       }
     },
-    "ip": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/ip/-/ip-1.1.5.tgz",
-      "integrity": "sha1-vd7XARQpCCjAoDnnLvJfWq7ENUo="
-    },
     "is-accessor-descriptor": {
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       "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
@@ -12817,9 +12817,9 @@
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     "pkijs": {
-      "version": "2.1.95",
-      "resolved": "https://registry.npmjs.org/pkijs/-/pkijs-2.1.95.tgz",
-      "integrity": "sha512-e+lKETqg/YA1LdX+ld5tTr0VFDWI72XlZc87IGNaMsJX3aVDIC8kBAYOO4agCNSbpUAqjqLMRW5F0R5YQk9Z+Q==",
+      "version": "2.1.96",
+      "resolved": "https://registry.npmjs.org/pkijs/-/pkijs-2.1.96.tgz",
+      "integrity": "sha512-/me12INSijogZfRYbuBRTeLpxHVMHAmSsaYvuSeieK0PVep8+0yOjBFz05jv6zfEg1vQm0kX7Cm1uYEXM5wUfg==",
       "requires": {
         "asn1js": "^2.1.1",
         "bytestreamjs": "^1.0.29",
@@ -12926,9 +12926,9 @@
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     },
     "pvtsutils": {
-      "version": "1.1.7",
-      "resolved": "https://registry.npmjs.org/pvtsutils/-/pvtsutils-1.1.7.tgz",
-      "integrity": "sha512-faOiD/XpB/cIebRzYwzYjCmYgiDd53YEBni+Mt1+8/HlrARHYBpsU2OHOt3EZ1ZhfRNxPL0dH3K/vKaMgNWVGA==",
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/pvtsutils/-/pvtsutils-1.2.0.tgz",
+      "integrity": "sha512-IDefMJEQl7HX0FP2hIKJFnAR11klP1js2ixCrOaMhe3kXFK6RQ2ABUCuwWaaD4ib0hSbh2fGTICvWJJhDfNecA==",
       "requires": {
         "tslib": "^2.2.0"
       }
diff --git a/package.json b/package.json
index 24d0b40e..aa31b339 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "node": ">=10"
   },
   "dependencies": {
-    "@relaycorp/relaynet-core": "^1.48.0",
+    "@relaycorp/relaynet-core": "^1.49.1",
     "axios": "^0.21.1",
     "buffer-to-arraybuffer": "0.0.6",
     "it-pipe": "^1.1.0",