diff --git a/quarto/main.go b/quarto/main.go
index 059fc21..391c3a1 100644
--- a/quarto/main.go
+++ b/quarto/main.go
@@ -56,6 +56,18 @@ func (m *Quarto) Container() *dagger.Container {
 	return m.Ctr
 }
 
+// Build runs the quarto render command exporting to a directory
+func (m *Quarto) Build(
+	// source directory.
+	source *dagger.Directory,
+) *dagger.Directory {
+
+	return m.Container().
+		WithDirectory("/tmp", source).
+		WithWorkdir("/tmp").
+		WithExec([]string{"quarto", "render"}).Directory("/tmp/_book")
+}
+
 // Render runs the quarto render command
 func (m *Quarto) Render(
 	// source directory.
diff --git a/quarto/main_test.go b/quarto/main_test.go
index 751f7a8..ee6b01d 100644
--- a/quarto/main_test.go
+++ b/quarto/main_test.go
@@ -3,7 +3,6 @@ package main_test
 import (
 	"context"
 	"flag"
-	"fmt"
 	"os"
 	"testing"
 
@@ -50,9 +49,8 @@ func Test_Quarto(t *testing.T) {
 		files, err := os.ReadDir(outputDir)
 		require.NoError(t, err)
 
-		fmt.Println(files)
 		for _, file := range files {
-			require.Regexp(t, `\.pdf\s*$`, file)
+			require.Regexp(t, `\.pdf$`, file)
 		}
 
 		err = os.RemoveAll(outputDir)