diff --git a/core/server/services/webhooks/trigger.js b/core/server/services/webhooks/trigger.js
index d4ecb86559..73826c651a 100644
--- a/core/server/services/webhooks/trigger.js
+++ b/core/server/services/webhooks/trigger.js
@@ -1,5 +1,6 @@
 const debug = require('@tryghost/debug')('services:webhooks:trigger');
 const logging = require('@tryghost/logging');
+const ghostVersion = require('@tryghost/version');
 
 class WebhookTrigger {
     /**
@@ -88,7 +89,8 @@ class WebhookTrigger {
                 body: reqPayload,
                 headers: {
                     'Content-Length': Buffer.byteLength(reqPayload),
-                    'Content-Type': 'application/json'
+                    'Content-Type': 'application/json',
+                    'Content-Version': `v${ghostVersion.safe}`
                 },
                 timeout: 2 * 1000,
                 retry: 5
diff --git a/test/unit/server/services/webhooks/trigger.test.js b/test/unit/server/services/webhooks/trigger.test.js
index 0d4914a27d..094a9ad1be 100644
--- a/test/unit/server/services/webhooks/trigger.test.js
+++ b/test/unit/server/services/webhooks/trigger.test.js
@@ -76,6 +76,7 @@ describe('Webhook Service', function () {
             assert.deepEqual(requestStub.args[0][1].body, '{"data":[1]}');
             assert.equal(requestStub.args[0][1].headers['Content-Length'], 12);
             assert.equal(requestStub.args[0][1].headers['Content-Type'], 'application/json');
+            assert.match(requestStub.args[0][1].headers['Content-Version'], /v\d+\.\d+/);
         });
     });
 });