diff --git a/.editorconfig b/.editorconfig
index 09459e5..971de2d 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -9,8 +9,8 @@ charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
 
-[*.md]
-trim_trailing_whitespace = false
+[*.{json,xml,yml}]
+indent_size = 2
 
-[*.yml]
+[*.{md,yml}]
 trim_trailing_whitespace = false