diff --git a/package.json b/package.json
index ddc480e..b0b60b0 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,8 @@
     "chai": "^4.2.0",
     "dirty-chai": "^2.0.1",
     "interface-transport": "~0.3.6",
-    "pull-stream": "^3.6.14"
+    "pull-stream": "^3.6.14",
+    "multiaddr7": "npm:multiaddr@^7.0.0"
   },
   "dependencies": {
     "class-is": "^1.1.0",
diff --git a/src/index.js b/src/index.js
index b04c223..78a3987 100644
--- a/src/index.js
+++ b/src/index.js
@@ -73,7 +73,9 @@ class TCP {
         return false
       }
 
-      if (includes(ma.protoNames(), 'ipfs')) {
+      if (typeof ma.decapsulateCode === 'function') {
+        ma = ma.decapsulateCode(421) // multiaddr 7
+      } else if (includes(ma.protoNames(), 'ipfs')) {
         ma = ma.decapsulate('ipfs')
       }
 
diff --git a/test/filter.spec.js b/test/filter.spec.js
index b6ce629..4985a1d 100644
--- a/test/filter.spec.js
+++ b/test/filter.spec.js
@@ -7,6 +7,7 @@ const expect = chai.expect
 chai.use(dirtyChai)
 const TCP = require('../src')
 const multiaddr = require('multiaddr')
+const multiaddr7 = require('multiaddr7')
 
 describe('filter addrs', () => {
   const base = '/ip4/127.0.0.1'
@@ -27,11 +28,13 @@ describe('filter addrs', () => {
     const ma6 = multiaddr('/ip4/127.0.0.1/tcp/9090/p2p-circuit' + ipfs)
     const ma7 = multiaddr('/dns4/libp2p.io/tcp/9090')
     const ma8 = multiaddr('/dnsaddr/libp2p.io/tcp/9090')
+    const ma9 = multiaddr7(base + '/tcp/9090/p2p/Qmb6owHp6eaWArVbcJJbQSyifyJBttMMjYV76N2hMbf5Vw')
 
-    const valid = tcp.filter([ma1, ma2, ma3, ma4, ma5, ma6, ma7, ma8])
-    expect(valid.length).to.equal(4)
+    const valid = tcp.filter([ma1, ma2, ma3, ma4, ma5, ma6, ma7, ma8, ma9])
+    expect(valid.length).to.equal(5)
     expect(valid[0]).to.deep.equal(ma1)
     expect(valid[1]).to.deep.equal(ma4)
+    expect(valid[4]).to.deep.equal(ma9)
   })
 
   it('filter a single addr for this transport', () => {