diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a2ae6f518..81132ad60 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,6 +32,7 @@ jobs:
           - 12.x
           - 14.x
           - 16.x
+          - 18.x
     runs-on: ${{matrix.os}}
     steps:
       - uses: actions/checkout@v2
diff --git a/lib/request.js b/lib/request.js
index eddd05919..f21d72641 100644
--- a/lib/request.js
+++ b/lib/request.js
@@ -836,6 +836,16 @@ function patch(Request) {
         return self._connectionState;
     };
 
+    /**
+     * Node v18 introduced a `closed` getter to Readable stream which breaks the API
+     * @see https://github.com/restify/node-restify/issues/1888
+     */
+    Object.defineProperty(Request.prototype, 'closed', {
+        get: function getter(x) {
+            return closed;
+        }
+    });
+
     /**
      * Returns true when connection state is "close"
      *
@@ -845,10 +855,14 @@ function patch(Request) {
      * @function closed
      * @returns {Boolean} is closed
      */
-    Request.prototype.closed = function closed() {
+    function closed() {
         var self = this;
-        return self.connectionState() === 'close';
-    };
+        if (this._readableState && 'close' in this._readableState) {
+            return this._readableState.closed;
+        } else {
+            return self.connectionState() === 'close';
+        }
+    }
 
     /**
      * Returns the route object to which the current request was matched to.
diff --git a/lib/server.js b/lib/server.js
index 3276e030a..0707aa737 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -257,7 +257,7 @@ function Server(options) {
 
         if (addr) {
             str +=
-                addr.family === 'IPv6'
+                addr.family === 'IPv6' || addr.family === 6
                     ? '[' + addr.address + ']'
                     : addr.address;
             str += ':';
diff --git a/package.json b/package.json
index b0a1bb7dd..f35a35cac 100644
--- a/package.json
+++ b/package.json
@@ -110,7 +110,7 @@
     "qs": "^6.7.0",
     "restify-errors": "^8.0.2",
     "semver": "^6.1.1",
-    "send": "^0.17.1",
+    "send": "^0.18.0",
     "spdy": "^4.0.0",
     "uuid": "^3.3.2",
     "vasync": "^2.2.0"