diff --git a/code.php b/code.php
index 5ef6871..c5b70e3 100755
--- a/code.php
+++ b/code.php
@@ -276,6 +276,7 @@ function process_output_buffer( $buffer = '' ) {
 		if ( ! function_exists( 'imagewebp' ) ) {
 			die( $file_format . ' is not supported!' );
 		}
+		imagepalettetotruecolor( $img );
 		imagewebp( $img );
 		break;