diff --git a/.editorconfig b/.editorconfig
index c3d65e6..159f286 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -9,7 +9,9 @@ insert_final_newline = true
 max_line_length = 300
 tab_width = 4
 
+# C++ Coding style
 # I know these keys are unknown, regard it as documentation
+[*.{cc,hh}]
 indent_brace_style = K&R
 curly_bracket_next_line = false
 spaces_around_operators = true