diff --git a/rlgwebd.js b/rlgwebd.js
index 3663a7c..e9602ca 100755
--- a/rlgwebd.js
+++ b/rlgwebd.js
@@ -352,7 +352,7 @@ function login(req, res, formdata) {
       /* Technically there's a race condition for the "lock"file, but since 
        * it requires the user deliberately starting two games at similar times, 
        * it's not too serious. We can't get O_EXCL in Node anyway. */
-      res.writeHead(200, {'Content-Type': 'text/plain'});
+      res.writeHead(200, {'Content-Type': 'application/json'});
       var reply = {"t": "l", "id": nsession.sessid, "w": nsession.w, "h": 
                    nsession.h};
       res.write(JSON.stringify(reply));
@@ -445,7 +445,7 @@ function register(req, res, formdata) {
       tslog("sqlickrypt register failed with code %d", code);
     }
     else {
-      res.writeHead(200, {'Content-Type': 'text/plain'});
+      res.writeHead(200, {'Content-Type': 'application/json'});
       var reply = {"t": "r", "d": uname};
       res.write(JSON.stringify(reply));
       res.end();
@@ -465,7 +465,7 @@ function logout(term, res) {
     return;
   }
   term.close();
-  var resheaders = {'Content-Type': 'text/plain'};
+  var resheaders = {'Content-Type': 'application/json'};
   res.writeHead(200, resheaders);
   res.write(JSON.stringify({"t": "q"}));
   res.end();
@@ -495,7 +495,7 @@ function serveStatic(req, res, fname) {
   path.exists(realname, function (exists) {
     var resheaders = {};
     if (!exists || !extension || extension == ".html")
-      resheaders["Content-Type"] = "text/html";
+      resheaders["Content-Type"] = "text/html; charset=utf-8";
     else if (extension == ".png")
       resheaders["Content-Type"] = "image/png";
     else if (extension == ".css")
@@ -549,7 +549,7 @@ function readFeed(res, term) {
       reply.n = term.nsend++;
       reply.d = result.toString("hex");
     }
-    res.writeHead(200, { "Content-Type": "text/plain" });
+    res.writeHead(200, { "Content-Type": "application/json" });
     res.write(JSON.stringify(reply));
     res.end();
   }
@@ -563,7 +563,7 @@ var errorcodes = [ "Generic Error", "Not logged in", "Invalid data",
         "Server shutting down" ];
 
 function sendError(res, ecode, msg) {
-  res.writeHead(200, { "Content-Type": "text/plain" });
+  res.writeHead(200, { "Content-Type": "application/json" });
   var edict = {"t": "E"};
   if (!(ecode < errorcodes.length && ecode > 0))
     ecode = 0;