diff --git a/e2e/Dockerfile b/e2e/Dockerfile
index 7df99615a..78501b6d2 100644
--- a/e2e/Dockerfile
+++ b/e2e/Dockerfile
@@ -1,7 +1,7 @@
 # SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
 # SPDX-License-Identifier: MIT
 
-FROM docker.io/library/golang:1.20-bullseye
+FROM docker.io/library/golang:1.21-bullseye
 
 COPY . /go/src/github.com/pion/dtls
 WORKDIR /go/src/github.com/pion/dtls/e2e