diff --git a/rc/core/comment.kak b/rc/core/comment.kak
index e34849af..3573d090 100644
--- a/rc/core/comment.kak
+++ b/rc/core/comment.kak
@@ -14,7 +14,7 @@ hook global BufSetOption filetype=asciidoc %{
     set-option buffer comment_block_end '///'
 }
 
-hook global BufSetOption filetype=(c|cpp|go|java|javascript|objc|php|rust|sass|scala|scss|swift|typescript) %{
+hook global BufSetOption filetype=(c|cpp|dart|go|java|javascript|objc|php|rust|sass|scala|scss|swift|typescript) %{
     set-option buffer comment_line '//'
     set-option buffer comment_block_begin '/*'
     set-option buffer comment_block_end '*/'