diff --git a/cmd/ssl-vision-cli/Dockerfile b/cmd/ssl-vision-cli/Dockerfile
index 7f7feec..93f8266 100644
--- a/cmd/ssl-vision-cli/Dockerfile
+++ b/cmd/ssl-vision-cli/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21-alpine AS build_go
+FROM golang:1.23-alpine@sha256:c23339199a08b0e12032856908589a6d41a0dab141b8b3b21f156fc571a3f1d3 AS build_go
 ARG cmd=ssl-vision-cli
 WORKDIR work
 COPY . .
diff --git a/cmd/ssl-vision-client/Dockerfile b/cmd/ssl-vision-client/Dockerfile
index 06bd465..e57353c 100644
--- a/cmd/ssl-vision-client/Dockerfile
+++ b/cmd/ssl-vision-client/Dockerfile
@@ -4,7 +4,7 @@ WORKDIR frontend
 RUN npm install
 RUN npm run build
 
-FROM golang:1.21-alpine AS build_go
+FROM golang:1.23-alpine@sha256:c23339199a08b0e12032856908589a6d41a0dab141b8b3b21f156fc571a3f1d3 AS build_go
 ARG cmd=ssl-vision-client
 WORKDIR work
 COPY . .