diff --git a/Dockerfile b/Dockerfile
index 1113c80aa9d5..febdad178f56 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20.3
+FROM alpine:3.21.0
 RUN apk --no-cache add ca-certificates git
 COPY trivy /usr/local/bin/trivy
 COPY contrib/*.tpl contrib/
diff --git a/Dockerfile.canary b/Dockerfile.canary
index bd65bc46195d..913553c514c9 100644
--- a/Dockerfile.canary
+++ b/Dockerfile.canary
@@ -1,4 +1,4 @@
-FROM alpine:3.20.0
+FROM alpine:3.21.0
 RUN apk --no-cache add ca-certificates git
 
 # binaries were created with GoReleaser
diff --git a/Dockerfile.protoc b/Dockerfile.protoc
index f87c333562b9..e356007d33f1 100644
--- a/Dockerfile.protoc
+++ b/Dockerfile.protoc
@@ -1,4 +1,4 @@
-FROM --platform=linux/amd64 golang:1.22
+FROM --platform=linux/amd64 golang:1.23
 
 # Set environment variable for protoc
 ENV PROTOC_ZIP=protoc-3.19.4-linux-x86_64.zip