diff --git a/.editorconfig b/.editorconfig
index be697ae970..988cb95f5e 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -75,6 +75,7 @@ indent_size = 2
 # Makefile
 [Makefile]
 indent_style = tab
+indent_size = 8
 
 # Device tree
 [*.{dts,dtsi,overlay}]
@@ -87,4 +88,5 @@ max_line_length = 75
 
 # Kconfig
 [Kconfig*]
-indent_style=tab
+indent_style = tab
+indent_size = 8