diff --git a/plugins/webp-uploads/tests/test-avif-support.php b/plugins/webp-uploads/tests/test-avif-support.php
new file mode 100644
index 0000000000..f954432652
--- /dev/null
+++ b/plugins/webp-uploads/tests/test-avif-support.php
@@ -0,0 +1,15 @@
+<?php
+/**
+ * Tests for avif image supported.
+ *
+ * @package webp-uploads
+ */
+
+use WebP_Uploads\Tests\TestCase;
+
+class Test_Avif_Image_Support extends TestCase {
+	public function test_avif_support(): void {
+		$this->assertTrue( wp_image_editor_supports( array( 'mime_type' => 'image/avif' ) ), 'Mime type image/avif is not supported.' );
+		$this->assertTrue( wp_image_editor_supports( array( 'mime_type' => 'image/webp' ) ), 'Mime type image/webp is not supported.' );
+	}
+}