diff --git a/mime-types.lisp b/mime-types.lisp
index d2f375a..d3a2bdf 100644
--- a/mime-types.lisp
+++ b/mime-types.lisp
@@ -136,7 +136,6 @@
                                  ("application/x-iphone" "iii")
                                  ("application/x-iso9660-image" "iso")
                                  ("application/x-java-jnlp-file" "jnlp")
-                                 ("application/x-javascript" "js")
                                  ("application/x-jmol" "jmz")
                                  ("application/x-kchart" "chrt")
                                  ("application/x-killustrator" "kil")
@@ -313,7 +312,7 @@
                                  ("text/x-dsrc" "d")
                                  ("text/x-haskell" "hs")
                                  ("text/x-java" "java")
-                                 ("text/javascript" "js")
+                                 ("text/javascript" "js" "mjs")
                                  ("text/x-literate-haskell" "lhs")
                                  ("text/x-moc" "moc")
                                  ("text/x-pascal" "pp" "as")