diff --git a/packages/dd-trace/src/appsec/rasp/index.js b/packages/dd-trace/src/appsec/rasp/index.js
index 6da75c91283..5b3d1b3d7de 100644
--- a/packages/dd-trace/src/appsec/rasp/index.js
+++ b/packages/dd-trace/src/appsec/rasp/index.js
@@ -104,6 +104,7 @@ function enable (config) {
 
   process.on('uncaughtExceptionMonitor', handleUncaughtExceptionMonitor)
   expressMiddlewareError.subscribe(blockOnDatadogRaspAbortError)
+  require('dc-polyfill').channel('apm:fastify:middleware:error').subscribe(blockOnDatadogRaspAbortError)
 }
 
 function disable () {
diff --git a/packages/dd-trace/src/appsec/rasp/utils.js b/packages/dd-trace/src/appsec/rasp/utils.js
index f3b3cea6ba9..6944f8c1ec4 100644
--- a/packages/dd-trace/src/appsec/rasp/utils.js
+++ b/packages/dd-trace/src/appsec/rasp/utils.js
@@ -19,6 +19,11 @@ const RULE_TYPES = {
   SSRF: 'ssrf'
 }
 
+const ALLOWED_ROOTSPAN_NAMES = new Set([
+  'express.request',
+  'fastify.request'
+])
+
 class DatadogRaspAbortError extends Error {
   constructor (req, res, blockingAction, raspRule, ruleTriggered) {
     super('DatadogRaspAbortError')
@@ -53,8 +58,8 @@ function handleResult (result, req, res, abortController, config, raspRule) {
   if (abortController && !abortOnUncaughtException) {
     const blockingAction = getBlockingAction(result?.actions)
 
-    // Should block only in express
-    if (blockingAction && rootSpan?.context()._name === 'express.request') {
+    const rootSpanName = rootSpan?.context()._name
+    if (blockingAction && ALLOWED_ROOTSPAN_NAMES.has(rootSpanName)) {
       const abortError = new DatadogRaspAbortError(req, res, blockingAction, raspRule, ruleTriggered)
       abortController.abort(abortError)