diff --git a/go.mod b/go.mod
index 18b0dd0..cfee341 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/gotoz/runq
 
-go 1.21
+go 1.21.10
 
 replace github.com/gotoz/runq/pkg/vm => ./pkg/vm
 
diff --git a/qemu/s390x/Dockerfile b/qemu/s390x/Dockerfile
index c3ca082..4a8dff7 100644
--- a/qemu/s390x/Dockerfile
+++ b/qemu/s390x/Dockerfile
@@ -5,8 +5,8 @@ ENV RUNQ_ROOT /var/lib/runq
 ENV QEMU_ROOT /var/lib/runq/qemu
 
 ENV DEBIAN_FRONTEND noninteractive
-ENV GO_URL https://go.dev/dl/go1.21.6.linux-s390x.tar.gz
-ENV GO_SHA256 92894d0f732d3379bc414ffdd617eaadad47e1d72610e10d69a1156db03fc052
+ENV GO_URL https://go.dev/dl/go1.21.10.linux-s390x.tar.gz
+ENV GO_SHA256 527ad992ec891626e5a46406a89ad877e1a547cca9ecf93542eb0595261e5080
 ENV PATH /usr/local/go/bin:$PATH
 
 WORKDIR /runq
diff --git a/qemu/x86_64/Dockerfile b/qemu/x86_64/Dockerfile
index e84e608..c9522d1 100644
--- a/qemu/x86_64/Dockerfile
+++ b/qemu/x86_64/Dockerfile
@@ -5,8 +5,8 @@ ENV RUNQ_ROOT /var/lib/runq
 ENV QEMU_ROOT /var/lib/runq/qemu
 
 ENV DEBIAN_FRONTEND noninteractive
-ENV GO_URL https://go.dev/dl/go1.21.6.linux-amd64.tar.gz
-ENV GO_SHA256 3f934f40ac360b9c01f616a9aa1796d227d8b0328bf64cb045c7b8c4ee9caea4
+ENV GO_URL https://go.dev/dl/go1.21.10.linux-amd64.tar.gz
+ENV GO_SHA256 e330e5d977bf4f3bdc157bc46cf41afa5b13d66c914e12fd6b694ccda65fcf92
 ENV PATH /usr/local/go/bin:$PATH
 
 WORKDIR /runq