diff --git a/.editorconfig b/.editorconfig
index 58738895..2d9a3109 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -17,6 +17,10 @@ max_line_length = 72
 indent_style = space
 indent_size = 2
 
+[*.y{,a}ml]
+indent_size = 2
+indent_style = space
+
 [Cargo.toml]
 indent_style = space
 indent_size = 4