diff --git a/.editorconfig b/.editorconfig
index b45ed774d..e885a65c4 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -6,7 +6,12 @@ root = true
 [*]
 charset = utf-8
 end_of_line = lf
-indent_size = 2
 indent_style = space
 insert_final_newline = true
 trim_trailing_whitespace = true
+
+[*.sol]
+indent_size = 4
+
+[*.js]
+indent_size = 2