diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 737f226a..fe49b259 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -1437,7 +1437,7 @@ Xtend:
   primary_extension: .xtend
 
 YAML:
-  type: markup
+  type: data
   aliases:
   - yml
   primary_extension: .yml