diff --git a/Dockerfile b/Dockerfile
index 7c1e6bb8b7ac9b5d7fe988e0439ed9f2fb0efea1..79329664cc0a076df6b6da72829f6194a12eb311 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/golang:1.20.1 as build
+FROM docker.io/library/golang:1.21 as build
 ADD . /src
 RUN apt-get update && apt-get install --no-install-recommends -y libcap2-bin
 RUN cd /src && go build -tags netgo -o service-prober ./cmd/service-prober && strip service-prober