diff --git a/.editorconfig b/.editorconfig
index c6cc3fea357..decc2081a24 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -1,2 +1,2 @@
-[*.{ql,qll,qlref,dbscheme,qhelp,html,js,ts,json,yml}]
+[*.{ql,qll,qlref,dbscheme,qhelp,html,js,mjs,ts,json,yml}]
 end_of_line = lf
diff --git a/.gitattributes b/.gitattributes
index 80652c576f8..ec825a38b57 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -17,6 +17,7 @@
 *.qhelp eol=lf
 *.html eol=lf
 *.js eol=lf
+*.mjs eol=lf
 *.ts eol=lf
 *.json eol=lf
 *.yml eol=lf