diff --git a/.go-version b/.go-version
index ce2dd535..49e0a31d 100644
--- a/.go-version
+++ b/.go-version
@@ -1 +1 @@
-1.21.5
+1.23.1
diff --git a/plugins/kms/mains/alicloudkms/go.mod b/plugins/kms/mains/alicloudkms/go.mod
index 813d130c..cb94fe32 100644
--- a/plugins/kms/mains/alicloudkms/go.mod
+++ b/plugins/kms/mains/alicloudkms/go.mod
@@ -1,8 +1,6 @@
 module github.com/hashicorp/boundary/plugins/kms/mains/alicloudkms
 
-go 1.21
-
-toolchain go1.23.1
+go 1.23.1
 
 require (
 	github.com/hashicorp/go-kms-wrapping/plugin/v2 v2.0.0
diff --git a/plugins/kms/mains/awskms/go.mod b/plugins/kms/mains/awskms/go.mod
index 0aeda82f..1cd3e9c0 100644
--- a/plugins/kms/mains/awskms/go.mod
+++ b/plugins/kms/mains/awskms/go.mod
@@ -1,8 +1,6 @@
 module github.com/hashicorp/boundary/plugins/kms/mains/awskms
 
-go 1.21
-
-toolchain go1.23.1
+go 1.23.1
 
 require (
 	github.com/hashicorp/go-kms-wrapping/plugin/v2 v2.0.0
diff --git a/plugins/kms/mains/azurekeyvault/go.mod b/plugins/kms/mains/azurekeyvault/go.mod
index c50e1cbf..5b4e1e13 100644
--- a/plugins/kms/mains/azurekeyvault/go.mod
+++ b/plugins/kms/mains/azurekeyvault/go.mod
@@ -1,8 +1,6 @@
 module github.com/hashicorp/boundary/plugins/kms/mains/azurekeyvault
 
-go 1.21
-
-toolchain go1.23.1
+go 1.23.1
 
 require (
 	github.com/hashicorp/go-kms-wrapping/plugin/v2 v2.0.0
diff --git a/plugins/kms/mains/gcpckms/go.mod b/plugins/kms/mains/gcpckms/go.mod
index 2d1d001a..fd321fd8 100644
--- a/plugins/kms/mains/gcpckms/go.mod
+++ b/plugins/kms/mains/gcpckms/go.mod
@@ -1,8 +1,6 @@
 module github.com/hashicorp/boundary/plugins/kms/mains/gcpckms
 
-go 1.21
-
-toolchain go1.23.1
+go 1.23.1
 
 require (
 	github.com/hashicorp/go-kms-wrapping/plugin/v2 v2.0.0
diff --git a/plugins/kms/mains/ocikms/go.mod b/plugins/kms/mains/ocikms/go.mod
index 1d77b798..f3580f38 100644
--- a/plugins/kms/mains/ocikms/go.mod
+++ b/plugins/kms/mains/ocikms/go.mod
@@ -1,8 +1,6 @@
 module github.com/hashicorp/boundary/plugins/kms/mains/ocikms
 
-go 1.21
-
-toolchain go1.23.1
+go 1.23.1
 
 require (
 	github.com/hashicorp/go-kms-wrapping/plugin/v2 v2.0.0
diff --git a/plugins/kms/mains/transit/go.mod b/plugins/kms/mains/transit/go.mod
index 8d2d1f97..7aa355ff 100644
--- a/plugins/kms/mains/transit/go.mod
+++ b/plugins/kms/mains/transit/go.mod
@@ -1,8 +1,6 @@
 module github.com/hashicorp/boundary/plugins/kms/mains/transit
 
-go 1.21
-
-toolchain go1.23.1
+go 1.23.1
 
 require (
 	github.com/hashicorp/go-kms-wrapping/plugin/v2 v2.0.2