diff --git a/rc/filetype/dart.kak b/rc/filetype/dart.kak
index c98f615b..0c5913d9 100644
--- a/rc/filetype/dart.kak
+++ b/rc/filetype/dart.kak
@@ -60,7 +60,7 @@ evaluate-commands %sh{
 
     annotations="@[a-zA-Z]+"
     functions="(_?[a-z][a-zA-Z0-9]*)(\(|\w+=>)"
-    classes="[A-Z][a-zA-Z0-9]*"
+    classes="_?[A-Z][a-zA-Z0-9]*"
 
     # Add the language's grammar to the static completion list
     printf %s\\n "declare-option str-list dart_static_words ${keywords} ${attributes} ${types} ${values}" | tr '|' ' '