diff --git a/cmd/flux/build_kustomization.go b/cmd/flux/build_kustomization.go
index 5d29c001..6aea4944 100644
--- a/cmd/flux/build_kustomization.go
+++ b/cmd/flux/build_kustomization.go
@@ -111,30 +111,24 @@ func buildKsCmdRun(cmd *cobra.Command, args []string) (err error) {
 		}
 	}
 
+	var options []build.BuilderOptionFunc
 	var builder *build.Builder
+
+	options = append(options,
+		build.WithClientConfig(kubeconfigArgs, kubeclientOptions),
+		build.WithTimeout(rootArgs.timeout),
+		build.WithKustomizationFile(buildKsArgs.kustomizationFile),
+		build.WithIgnore(buildKsArgs.ignorePaths),
+		build.WithStrictSubstitute(buildKsArgs.strictSubst),
+		build.WithRecursive(buildKsArgs.recursive),
+		build.WithLocalSources(buildKsArgs.localSources),
+	)
+
 	if buildKsArgs.dryRun {
-		builder, err = build.NewBuilder(name, buildKsArgs.path,
-			build.WithTimeout(rootArgs.timeout),
-			build.WithKustomizationFile(buildKsArgs.kustomizationFile),
-			build.WithDryRun(buildKsArgs.dryRun),
-			build.WithNamespace(*kubeconfigArgs.Namespace),
-			build.WithIgnore(buildKsArgs.ignorePaths),
-			build.WithStrictSubstitute(buildKsArgs.strictSubst),
-			build.WithRecursive(buildKsArgs.recursive),
-			build.WithLocalSources(buildKsArgs.localSources),
-		)
-	} else {
-		builder, err = build.NewBuilder(name, buildKsArgs.path,
-			build.WithClientConfig(kubeconfigArgs, kubeclientOptions),
-			build.WithTimeout(rootArgs.timeout),
-			build.WithKustomizationFile(buildKsArgs.kustomizationFile),
-			build.WithIgnore(buildKsArgs.ignorePaths),
-			build.WithStrictSubstitute(buildKsArgs.strictSubst),
-			build.WithRecursive(buildKsArgs.recursive),
-			build.WithLocalSources(buildKsArgs.localSources),
-		)
+		options = append(options, build.WithDryRun(buildKsArgs.dryRun))
 	}
 
+	builder, err = build.NewBuilder(name, buildKsArgs.path, options...)
 	if err != nil {
 		return err
 	}
diff --git a/cmd/flux/diff_kustomization.go b/cmd/flux/diff_kustomization.go
index 0480e293..efec44cf 100644
--- a/cmd/flux/diff_kustomization.go
+++ b/cmd/flux/diff_kustomization.go
@@ -99,34 +99,27 @@ func diffKsCmdRun(cmd *cobra.Command, args []string) error {
 	}
 
 	var (
+		options []build.BuilderOptionFunc
 		builder *build.Builder
 		err     error
 	)
+
+	options = append(options,
+		build.WithClientConfig(kubeconfigArgs, kubeclientOptions),
+		build.WithTimeout(rootArgs.timeout),
+		build.WithKustomizationFile(diffKsArgs.kustomizationFile),
+		build.WithIgnore(diffKsArgs.ignorePaths),
+		build.WithStrictSubstitute(diffKsArgs.strictSubst),
+		build.WithRecursive(diffKsArgs.recursive),
+		build.WithLocalSources(diffKsArgs.localSources),
+		build.WithSingleKustomization(),
+	)
+
 	if diffKsArgs.progressBar {
-		builder, err = build.NewBuilder(name, diffKsArgs.path,
-			build.WithClientConfig(kubeconfigArgs, kubeclientOptions),
-			build.WithTimeout(rootArgs.timeout),
-			build.WithKustomizationFile(diffKsArgs.kustomizationFile),
-			build.WithProgressBar(),
-			build.WithIgnore(diffKsArgs.ignorePaths),
-			build.WithStrictSubstitute(diffKsArgs.strictSubst),
-			build.WithRecursive(diffKsArgs.recursive),
-			build.WithLocalSources(diffKsArgs.localSources),
-			build.WithSingleKustomization(),
-		)
-	} else {
-		builder, err = build.NewBuilder(name, diffKsArgs.path,
-			build.WithClientConfig(kubeconfigArgs, kubeclientOptions),
-			build.WithTimeout(rootArgs.timeout),
-			build.WithKustomizationFile(diffKsArgs.kustomizationFile),
-			build.WithIgnore(diffKsArgs.ignorePaths),
-			build.WithStrictSubstitute(diffKsArgs.strictSubst),
-			build.WithRecursive(diffKsArgs.recursive),
-			build.WithLocalSources(diffKsArgs.localSources),
-			build.WithSingleKustomization(),
-		)
+		options = append(options, build.WithProgressBar())
 	}
 
+	builder, err = build.NewBuilder(name, diffKsArgs.path, options...)
 	if err != nil {
 		return &RequestError{StatusCode: 2, Err: err}
 	}