diff --git a/package.json b/package.json
index e649dc06e..26db3f06e 100644
--- a/package.json
+++ b/package.json
@@ -112,7 +112,6 @@
     "pem": "^1.14.3",
     "primus": "^7.0.0",
     "semver": "^7.1.1",
-    "spdy": "^4.0.0",
     "split": "^1.0.0",
     "stat-mode": "^1.0.0",
     "unzipper": "^0.10.10",
diff --git a/src/index.js b/src/index.js
index d1c06e5f8..d4b49d413 100644
--- a/src/index.js
+++ b/src/index.js
@@ -25,7 +25,7 @@ const debug = require('debug')('signalk-server')
 const DeltaCache = require('./deltacache')
 const path = require('path')
 const http = require('http')
-const spdy = require('spdy')
+const https = require('https')
 const { FullSignalK, getSourceId } = require('@signalk/signalk-schema')
 const SubscriptionManager = require('./subscriptionmanager')
 const ports = require('./ports')
@@ -392,7 +392,7 @@ function createServer(app, cb) {
         cb(err)
       } else {
         debug('Starting server to serve both http and https')
-        cb(null, spdy.createServer(options, app))
+        cb(null, https.createServer(options, app))
       }
     })
     return