diff --git a/aws/go.mod b/aws/go.mod
index f3d2a96..f2019f4 100644
--- a/aws/go.mod
+++ b/aws/go.mod
@@ -1,6 +1,6 @@
 module github.com/MimoJanra/confkit/aws
 
-go 1.25.11
+go 1.26
 
 require (
 	github.com/MimoJanra/confkit v1.0.1
diff --git a/consul/go.mod b/consul/go.mod
index b909f44..5fda444 100644
--- a/consul/go.mod
+++ b/consul/go.mod
@@ -1,10 +1,10 @@
 module github.com/MimoJanra/confkit/consul
 
-go 1.25.11
+go 1.26
 
 require (
 	github.com/MimoJanra/confkit v1.0.1
-	github.com/hashicorp/consul/api v1.34.1
+	github.com/hashicorp/consul/api v1.34.3
 )
 
 require (
diff --git a/etcd/go.mod b/etcd/go.mod
index a983bf5..cea540a 100644
--- a/etcd/go.mod
+++ b/etcd/go.mod
@@ -1,6 +1,6 @@
 module github.com/MimoJanra/confkit/etcd
 
-go 1.25.11
+go 1.26
 
 require (
 	github.com/MimoJanra/confkit v1.0.1
diff --git a/go.mod b/go.mod
index 3022f8f..508abaa 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/MimoJanra/confkit
 
-go 1.25.11
+go 1.26
 
 require (
 	github.com/MimoJanra/confkit/aws v1.0.0
diff --git a/k8s/go.mod b/k8s/go.mod
index dfbcbd9..1f7e7a8 100644
--- a/k8s/go.mod
+++ b/k8s/go.mod
@@ -1,6 +1,6 @@
 module github.com/MimoJanra/confkit/k8s
 
-go 1.25.11
+go 1.26
 
 require github.com/MimoJanra/confkit v1.0.1
 
diff --git a/otel/go.mod b/otel/go.mod
index c17807b..fd09471 100644
--- a/otel/go.mod
+++ b/otel/go.mod
@@ -1,6 +1,6 @@
 module github.com/MimoJanra/confkit/otel
 
-go 1.25.11
+go 1.26
 
 require (
 	github.com/MimoJanra/confkit v1.0.1
diff --git a/prometheus/go.mod b/prometheus/go.mod
index 3c4012a..c0a0c19 100644
--- a/prometheus/go.mod
+++ b/prometheus/go.mod
@@ -1,6 +1,6 @@
 module github.com/MimoJanra/confkit/prometheus
 
-go 1.25.11
+go 1.26
 
 require (
 	github.com/MimoJanra/confkit v1.0.1
diff --git a/vault/go.mod b/vault/go.mod
index 8fedea9..b6b8a15 100644
--- a/vault/go.mod
+++ b/vault/go.mod
@@ -1,6 +1,6 @@
 module github.com/MimoJanra/confkit/vault
 
-go 1.25.11
+go 1.26
 
 require (
 	github.com/MimoJanra/confkit v1.0.1