diff --git a/Dockerfile.foo b/Dockerfile.foo
index 5cee479..fbe38ae 100644
--- a/Dockerfile.foo
+++ b/Dockerfile.foo
@@ -1,4 +1,4 @@
-FROM --platform=${BUILDPLATFORM} golang:1.21.4-alpine3.18 as builder
+FROM --platform=${BUILDPLATFORM} golang:1.21.5-alpine3.18 as builder
 
 WORKDIR /workspace
 
diff --git a/Dockerfile.workspace b/Dockerfile.workspace
index 9897538..652b8a4 100644
--- a/Dockerfile.workspace
+++ b/Dockerfile.workspace
@@ -1,4 +1,4 @@
-FROM golang:1.21.4-alpine3.18
+FROM golang:1.21.5-alpine3.18
 
 ARG PROJECT
 ARG GO_MODULE