diff --git a/examples/dyplomat/Dockerfile b/examples/dyplomat/Dockerfile
index e479efba00..e73fb895fb 100644
--- a/examples/dyplomat/Dockerfile
+++ b/examples/dyplomat/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.19
+FROM golang:1.21
 
 WORKDIR /go/src/dyplomat
 COPY . /go/src/dyplomat