diff --git a/index.js b/index.js
index b2a89780..c2ed3821 100644
--- a/index.js
+++ b/index.js
@@ -349,7 +349,7 @@ function fastifyMultipart (fastify, options, done) {
       // don't overwrite prototypes
       if (name in Object.prototype) {
         // ensure that stream is consumed, any error is suppressed
-        streamToNull(file)
+        streamToNull(file).catch(() => {})
         onError(new PrototypeViolationError())
         return
       }