diff --git a/Dockerfile b/Dockerfile
index 0aa2e84..42551f1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Multi-stage build for optimization
-FROM node:24-alpine AS builder
+FROM node:26-alpine AS builder
 
 # Security: Create non-root user for build stage
 RUN addgroup -g 1001 -S nodejs && \
diff --git a/Dockerfile.dev b/Dockerfile.dev
index 60ed727..d149cf3 100644
--- a/Dockerfile.dev
+++ b/Dockerfile.dev
@@ -1,5 +1,5 @@
 # Development Dockerfile with Security Hardening
-FROM node:24-alpine
+FROM node:26-alpine
 
 # Security: Create non-root user
 RUN addgroup -g 1001 -S nodejs && \