diff --git a/examples/dyplomat/Dockerfile b/examples/dyplomat/Dockerfile
index bc05016d25..e73fb895fb 100644
--- a/examples/dyplomat/Dockerfile
+++ b/examples/dyplomat/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.14
+FROM golang:1.21
 
 WORKDIR /go/src/dyplomat
 COPY . /go/src/dyplomat