diff --git a/package-lock.json b/package-lock.json
index cb51c504..d43f89af 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -65,7 +65,7 @@
                 "seq-index": "1.1.0",
                 "smtp-server": "3.13.2",
                 "speakeasy": "2.0.0",
-                "undici": "5.28.2",
+                "undici": "^5.28.3",
                 "unix-crypt-td-js": "1.1.4",
                 "unixcrypt": "1.2.0",
                 "uuid": "9.0.1",
@@ -6376,6 +6376,17 @@
                 "@sideway/pinpoint": "^2.0.0"
             }
         },
+        "node_modules/mailauth/node_modules/undici": {
+            "version": "5.28.2",
+            "resolved": "https://registry.npmjs.org/undici/-/undici-5.28.2.tgz",
+            "integrity": "sha512-wh1pHJHnUeQV5Xa8/kyQhO7WFa8M34l026L5P/+2TYiakvGy5Rdc8jWZVyG7ieht/0WgJLEd3kcU5gKx+6GC8w==",
+            "dependencies": {
+                "@fastify/busboy": "^2.0.0"
+            },
+            "engines": {
+                "node": ">=14.0"
+            }
+        },
         "node_modules/mailparser": {
             "version": "3.6.7",
             "resolved": "https://registry.npmjs.org/mailparser/-/mailparser-3.6.7.tgz",
@@ -9640,9 +9651,9 @@
             }
         },
         "node_modules/undici": {
-            "version": "5.28.2",
-            "resolved": "https://registry.npmjs.org/undici/-/undici-5.28.2.tgz",
-            "integrity": "sha512-wh1pHJHnUeQV5Xa8/kyQhO7WFa8M34l026L5P/+2TYiakvGy5Rdc8jWZVyG7ieht/0WgJLEd3kcU5gKx+6GC8w==",
+            "version": "5.28.3",
+            "resolved": "https://registry.npmjs.org/undici/-/undici-5.28.3.tgz",
+            "integrity": "sha512-3ItfzbrhDlINjaP0duwnNsKpDQk3acHI3gVJ1z4fmwMK31k5G9OVIAMLSIaP6w4FaGkaAkN6zaQO9LUvZ1t7VA==",
             "dependencies": {
                 "@fastify/busboy": "^2.0.0"
             },
diff --git a/package.json b/package.json
index fe3f48ac..87565096 100644
--- a/package.json
+++ b/package.json
@@ -100,7 +100,7 @@
         "seq-index": "1.1.0",
         "smtp-server": "3.13.2",
         "speakeasy": "2.0.0",
-        "undici": "5.28.2",
+        "undici": "5.28.3",
         "unix-crypt-td-js": "1.1.4",
         "unixcrypt": "1.2.0",
         "uuid": "9.0.1",