diff --git a/nginx/mime.types b/nginx/mime.types
index eac0fcf..02a8b1a 100644
--- a/nginx/mime.types
+++ b/nginx/mime.types
@@ -57,6 +57,7 @@ types {
     application/x-shockwave-flash         swf;
     application/x-stuffit                 sit;
     application/x-tcl                     tcl tk;
+    application/x-web-app-manifest+json   webapp;
     application/x-x509-ca-cert            der pem crt;
     application/x-xpinstall               xpi;
     application/zip                       zip;