diff --git a/hack/release.toml b/hack/release.toml
index 3caf2ad18..9b279cb85 100644
--- a/hack/release.toml
+++ b/hack/release.toml
@@ -41,6 +41,7 @@ Talos now runs etcd and kube-apiserver with a minimum TLS version of 1.3, improv
 Custom settings for cipher suites have been removed, as they are ignored when TLS 1.3 is used, which simplifies configuration and ensures the use of modern, secure defaults.
 """
 
+
 [make_deps]
 
     [make_deps.tools]
diff --git a/internal/app/machined/pkg/controllers/k8s/control_plane_static_pod.go b/internal/app/machined/pkg/controllers/k8s/control_plane_static_pod.go
index 421864a9d..2e7d15855 100644
--- a/internal/app/machined/pkg/controllers/k8s/control_plane_static_pod.go
+++ b/internal/app/machined/pkg/controllers/k8s/control_plane_static_pod.go
@@ -426,7 +426,6 @@ func (ctrl *ControlPlaneStaticPodController) manageAPIServer(ctx context.Context
 		"etcd-keyfile":                     argsbuilder.MergeDenied,
 		"kubelet-client-certificate":       argsbuilder.MergeDenied,
 		"kubelet-client-key":               argsbuilder.MergeDenied,
-		"service-account-issuer":           argsbuilder.MergePrepend,
 		"service-account-key-file":         argsbuilder.MergeDenied,
 		"service-account-signing-key-file": argsbuilder.MergeDenied,
 		"tls-cert-file":                    argsbuilder.MergeDenied,
diff --git a/pkg/argsbuilder/argsbuilder_args.go b/pkg/argsbuilder/argsbuilder_args.go
index 3a347bf9a..c24c61ea2 100644
--- a/pkg/argsbuilder/argsbuilder_args.go
+++ b/pkg/argsbuilder/argsbuilder_args.go
@@ -53,18 +53,6 @@ func (a Args) Merge(args Args, setters ...MergeOption) error {
 		case MergeOverwrite:
 			a[key] = slices.Clone(val)
 
-		case MergeAppend:
-			existing := make([]string, 0, len(val)+len(a[key]))
-			existing = append(existing, a[key]...)
-			existing = append(existing, val...)
-			a[key] = existing
-
-		case MergePrepend:
-			existing := make([]string, 0, len(val)+len(a[key]))
-			existing = append(existing, val...)
-			existing = append(existing, a[key]...)
-			a[key] = existing
-
 		case MergeAdditive:
 			// 1. Join the existing []string slice into one string so we can Split it.
 			//    This handles cases where a[key] might be ["a", "b"] or ["a,b"].
diff --git a/pkg/argsbuilder/argsbuilder_interface.go b/pkg/argsbuilder/argsbuilder_interface.go
index 28cbcfbd4..60312ad02 100644
--- a/pkg/argsbuilder/argsbuilder_interface.go
+++ b/pkg/argsbuilder/argsbuilder_interface.go
@@ -14,10 +14,6 @@ const (
 	MergeAdditive
 	// MergeDenied fail merge if another object has the arg defined.
 	MergeDenied
-	// MergePrepend prepends new values before existing ones.
-	MergePrepend
-	// MergeAppend appends new values after existing ones.
-	MergeAppend
 )
 
 // MergePolicies merge policy map.
diff --git a/pkg/argsbuilder/argsbuilder_test.go b/pkg/argsbuilder/argsbuilder_test.go
index f599306df..a80cb3f64 100644
--- a/pkg/argsbuilder/argsbuilder_test.go
+++ b/pkg/argsbuilder/argsbuilder_test.go
@@ -23,10 +23,9 @@ func (suite *ArgsbuilderSuite) TestMergeAdditive() {
 	}
 
 	suite.Require().NoError(
-		args.Merge(
-			argsbuilder.Args{
-				"param": {"value2, value10"},
-			},
+		args.Merge(argsbuilder.Args{
+			"param": {"value2, value10"},
+		},
 			argsbuilder.WithMergePolicies(argsbuilder.MergePolicies{
 				"param": argsbuilder.MergeAdditive,
 			}),
@@ -74,72 +73,6 @@ func (suite *ArgsbuilderSuite) TestMergeOverwrite() {
 	suite.Assert().Equal([]string{"--param=value10", "--param=value11"}, args.Args())
 }
 
-//nolint:dupl
-func (suite *ArgsbuilderSuite) TestMergePrepend() {
-	args := argsbuilder.Args{
-		"param": {"value1"},
-	}
-
-	suite.Require().NoError(
-		args.Merge(argsbuilder.Args{
-			"param": {"value2", "value3"},
-		},
-			argsbuilder.WithMergePolicies(argsbuilder.MergePolicies{
-				"param": argsbuilder.MergePrepend,
-			}),
-		),
-	)
-
-	suite.Require().Equal([]string{"value2", "value3", "value1"}, args["param"])
-	suite.Assert().Equal([]string{"--param=value2", "--param=value3", "--param=value1"}, args.Args())
-
-	suite.Require().NoError(
-		args.Merge(argsbuilder.Args{
-			"param": {"value4"},
-		},
-			argsbuilder.WithMergePolicies(argsbuilder.MergePolicies{
-				"param": argsbuilder.MergePrepend,
-			}),
-		),
-	)
-
-	suite.Require().Equal([]string{"value4", "value2", "value3", "value1"}, args["param"])
-	suite.Assert().Equal([]string{"--param=value4", "--param=value2", "--param=value3", "--param=value1"}, args.Args())
-}
-
-//nolint:dupl
-func (suite *ArgsbuilderSuite) TestMergeAppend() {
-	args := argsbuilder.Args{
-		"param": {"value1"},
-	}
-
-	suite.Require().NoError(
-		args.Merge(argsbuilder.Args{
-			"param": {"value2", "value3"},
-		},
-			argsbuilder.WithMergePolicies(argsbuilder.MergePolicies{
-				"param": argsbuilder.MergeAppend,
-			}),
-		),
-	)
-
-	suite.Require().Equal([]string{"value1", "value2", "value3"}, args["param"])
-	suite.Assert().Equal([]string{"--param=value1", "--param=value2", "--param=value3"}, args.Args())
-
-	suite.Require().NoError(
-		args.Merge(argsbuilder.Args{
-			"param": {"value4"},
-		},
-			argsbuilder.WithMergePolicies(argsbuilder.MergePolicies{
-				"param": argsbuilder.MergeAppend,
-			}),
-		),
-	)
-
-	suite.Require().Equal([]string{"value1", "value2", "value3", "value4"}, args["param"])
-	suite.Assert().Equal([]string{"--param=value1", "--param=value2", "--param=value3", "--param=value4"}, args.Args())
-}
-
 func (suite *ArgsbuilderSuite) TestMergeDenied() {
 	args := argsbuilder.Args{
 		"param": {"value1,value2"},