diff --git a/Dockerfile.dashboard b/Dockerfile.dashboard
index 04aed19..5b667dd 100644
--- a/Dockerfile.dashboard
+++ b/Dockerfile.dashboard
@@ -7,7 +7,7 @@ COPY web/ ./
 RUN pnpm install --frozen-lockfile && pnpm --filter @sched/dashboard build
 
 # Stage 2: compile the Go binary with the React bundle embedded.
-FROM golang:1.25-alpine AS builder
+FROM golang:1.26-alpine AS builder
 WORKDIR /app
 COPY go.mod go.sum ./
 RUN go mod download
diff --git a/Dockerfile.engine b/Dockerfile.engine
index 16c3ce9..5662254 100644
--- a/Dockerfile.engine
+++ b/Dockerfile.engine
@@ -1,5 +1,5 @@
 # Build stage
-FROM golang:1.25-alpine AS builder
+FROM golang:1.26-alpine AS builder
 
 # Install build dependencies
 RUN apk add --no-cache git protobuf-dev
diff --git a/Dockerfile.worker b/Dockerfile.worker
index 4344e60..b73bc79 100644
--- a/Dockerfile.worker
+++ b/Dockerfile.worker
@@ -1,5 +1,5 @@
 # Build stage
-FROM golang:1.25-alpine AS builder
+FROM golang:1.26-alpine AS builder
 
 # Install build dependencies
 RUN apk add --no-cache git protobuf-dev