diff --git a/server.js b/server.js
index c234328..9efc557 100644
--- a/server.js
+++ b/server.js
@@ -71,9 +71,7 @@ app.get("/api", (req, res) => {
         fuzIsOpen,
         lastSeen,
         lastClosed,
-        processUptime: new Date(process.uptime() * 1000)
-          .toISOString()
-          .substr(11, 8)
+        processUptime: formatSeconds(process.uptime())
       },
       null,
       4
@@ -201,8 +199,8 @@ request.post(
   }
 );
 
-const formatSeconds = function () {
-  var seconds = Math.floor(this),
+const formatSeconds = function (seconds) { // https://stackoverflow.com/a/13368349
+  var seconds = Math.floor(seconds),
       hours = Math.floor(seconds / 3600);
   seconds -= hours*3600;
   var minutes = Math.floor(seconds / 60);