diff --git a/docker/Dockerfile.k8s-scheduler b/docker/Dockerfile.k8s-scheduler
index 5a2afc4..9967b4d 100644
--- a/docker/Dockerfile.k8s-scheduler
+++ b/docker/Dockerfile.k8s-scheduler
@@ -2,7 +2,7 @@
 # Optimized for Kubernetes deployments
 
 # Build stage
-FROM golang:1.21-alpine AS builder
+FROM golang:1.25-alpine AS builder
 
 # Install build dependencies
 RUN apk add --no-cache git ca-certificates tzdata
diff --git a/docker/Dockerfile.prometheus-demo b/docker/Dockerfile.prometheus-demo
index 4d0a30c..816635c 100644
--- a/docker/Dockerfile.prometheus-demo
+++ b/docker/Dockerfile.prometheus-demo
@@ -2,7 +2,7 @@
 # Includes Prometheus metrics export and GPU monitoring
 
 # Build stage
-FROM golang:1.21-alpine AS builder
+FROM golang:1.25-alpine AS builder
 
 # Install build dependencies
 RUN apk add --no-cache git ca-certificates tzdata
diff --git a/docker/Dockerfile.web-dashboard b/docker/Dockerfile.web-dashboard
index 81f38dc..f7af4c0 100644
--- a/docker/Dockerfile.web-dashboard
+++ b/docker/Dockerfile.web-dashboard
@@ -2,7 +2,7 @@
 # Optimized for small image size and security
 
 # Build stage - Full Go toolchain
-FROM golang:1.21-alpine AS builder
+FROM golang:1.25-alpine AS builder
 
 # Install build dependencies
 RUN apk add --no-cache git ca-certificates tzdata