diff --git a/states/nginx/templates/mime.types.j2 b/states/nginx/templates/mime.types.j2
index 723f2c7..948e91c 100644
--- a/states/nginx/templates/mime.types.j2
+++ b/states/nginx/templates/mime.types.j2
@@ -84,7 +84,7 @@ types {
   application/ipfix                               ipfix;
   application/ipp;
   application/isup;
-  application/javascript                          js;
+  application/javascript                          js mjs;
   application/json                                json;
   application/json-patch+json                     json-patch;
   application/kpml-request+xml;