diff --git a/docker/Dockerfile.admin b/docker/Dockerfile.admin
index ebc91f1..50c920a 100644
--- a/docker/Dockerfile.admin
+++ b/docker/Dockerfile.admin
@@ -2,7 +2,7 @@
 # ASSETFLOW AI - Admin Dashboard
 # ============================================
 
-FROM node:18-alpine AS builder
+FROM node:26-alpine AS builder
 
 # Set working directory
 WORKDIR /app
@@ -33,7 +33,7 @@ RUN npm run build --workspace=@assetflow/admin
 # Production Image
 # ============================================
 
-FROM node:18-alpine AS runner
+FROM node:26-alpine AS runner
 
 WORKDIR /app
 
diff --git a/docker/Dockerfile.api b/docker/Dockerfile.api
index 56c4436..07ad4bb 100644
--- a/docker/Dockerfile.api
+++ b/docker/Dockerfile.api
@@ -2,7 +2,7 @@
 # ASSETFLOW AI - Backend API
 # ============================================
 
-FROM node:18-alpine AS builder
+FROM node:26-alpine AS builder
 
 # Set working directory
 WORKDIR /app
@@ -36,7 +36,7 @@ RUN npm run build --workspace=@assetflow/api
 # Production Image
 # ============================================
 
-FROM node:18-alpine AS runner
+FROM node:26-alpine AS runner
 
 WORKDIR /app
 
diff --git a/docker/Dockerfile.hardhat b/docker/Dockerfile.hardhat
index cba5413..5e78947 100644
--- a/docker/Dockerfile.hardhat
+++ b/docker/Dockerfile.hardhat
@@ -2,7 +2,7 @@
 # ASSETFLOW AI - Hardhat Blockchain Node
 # ============================================
 
-FROM node:18-alpine
+FROM node:26-alpine
 
 # Set working directory
 WORKDIR /app
diff --git a/docker/Dockerfile.web b/docker/Dockerfile.web
index f8e0c3e..87239f3 100644
--- a/docker/Dockerfile.web
+++ b/docker/Dockerfile.web
@@ -2,7 +2,7 @@
 # ASSETFLOW AI - Web Application
 # ============================================
 
-FROM node:18-alpine AS builder
+FROM node:26-alpine AS builder
 
 # Set working directory
 WORKDIR /app
@@ -35,7 +35,7 @@ RUN npm run build --workspace=@assetflow/web
 # Production Image
 # ============================================
 
-FROM node:18-alpine AS runner
+FROM node:26-alpine AS runner
 
 WORKDIR /app