diff --git a/.editorconfig b/.editorconfig
index dca06b7e6a..22fee54b22 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -8,7 +8,7 @@ end_of_line = lf
 insert_final_newline = true
 charset = utf-8
 
-[*.{c,lua}]
+[*.{c,h,in,lua}]
 max_line_length = 100
 
 [{Makefile,**/Makefile,runtime/doc/*.txt}]