diff --git a/ibet-for-fin-network/general/Dockerfile b/ibet-for-fin-network/general/Dockerfile
index 6b29279..5793616 100644
--- a/ibet-for-fin-network/general/Dockerfile
+++ b/ibet-for-fin-network/general/Dockerfile
@@ -1,5 +1,5 @@
 # Build Geth in a stock Go builder container
-FROM golang:1.25-alpine AS builder
+FROM golang:1.26.4-alpine AS builder
 
 WORKDIR /work
 
diff --git a/ibet-for-fin-network/validator/Dockerfile b/ibet-for-fin-network/validator/Dockerfile
index 8a270aa..28d2296 100644
--- a/ibet-for-fin-network/validator/Dockerfile
+++ b/ibet-for-fin-network/validator/Dockerfile
@@ -1,5 +1,5 @@
 # Build Geth in a stock Go builder container
-FROM golang:1.25-alpine AS builder
+FROM golang:1.26.4-alpine AS builder
 
 WORKDIR /work
 
diff --git a/local-network/general/Dockerfile b/local-network/general/Dockerfile
index 6b29279..5793616 100644
--- a/local-network/general/Dockerfile
+++ b/local-network/general/Dockerfile
@@ -1,5 +1,5 @@
 # Build Geth in a stock Go builder container
-FROM golang:1.25-alpine AS builder
+FROM golang:1.26.4-alpine AS builder
 
 WORKDIR /work
 
diff --git a/local-network/validator/Dockerfile b/local-network/validator/Dockerfile
index 690f031..6ca6556 100644
--- a/local-network/validator/Dockerfile
+++ b/local-network/validator/Dockerfile
@@ -1,5 +1,5 @@
 # Build Geth in a stock Go builder container
-FROM golang:1.25-alpine AS builder
+FROM golang:1.26.4-alpine AS builder
 
 WORKDIR /work
 
diff --git a/test-network/general/Dockerfile b/test-network/general/Dockerfile
index 6b29279..5793616 100644
--- a/test-network/general/Dockerfile
+++ b/test-network/general/Dockerfile
@@ -1,5 +1,5 @@
 # Build Geth in a stock Go builder container
-FROM golang:1.25-alpine AS builder
+FROM golang:1.26.4-alpine AS builder
 
 WORKDIR /work
 
diff --git a/test-network/validator/Dockerfile b/test-network/validator/Dockerfile
index 8a270aa..28d2296 100644
--- a/test-network/validator/Dockerfile
+++ b/test-network/validator/Dockerfile
@@ -1,5 +1,5 @@
 # Build Geth in a stock Go builder container
-FROM golang:1.25-alpine AS builder
+FROM golang:1.26.4-alpine AS builder
 
 WORKDIR /work