diff --git a/lib/bgtask.js b/lib/bgtask.js
index 509fbd0f..8cd1dc02 100644
--- a/lib/bgtask.js
+++ b/lib/bgtask.js
@@ -25,8 +25,8 @@ var init = null;
 
 /* Stats */
 function initStats(Server) {
-    var STAT_INTERVAL = Config.get("stats.interval");
-    var STAT_EXPIRE = Config.get("stats.max-age");
+    var STAT_INTERVAL = parseInt(Config.get("stats.interval"));
+    var STAT_EXPIRE = parseInt(Config.get("stats.max-age"));
 
     setInterval(function () {
         var chancount = Server.channels.length;
@@ -45,8 +45,8 @@ function initStats(Server) {
 
 /* Alias cleanup */
 function initAliasCleanup(Server) {
-    var CLEAN_INTERVAL = Config.get("aliases.purge-interval");
-    var CLEAN_EXPIRE = Config.get("aliases.max-age");
+    var CLEAN_INTERVAL = parseInt(Config.get("aliases.purge-interval"));
+    var CLEAN_EXPIRE = parseInt(Config.get("aliases.max-age"));
 
     setInterval(function () {
         db.cleanOldAliases(CLEAN_EXPIRE, function (err) {
@@ -81,7 +81,8 @@ function initIpThrottleCleanup(Server) {
 }
 
 function initChannelDumper(Server) {
-    var CHANNEL_SAVE_INTERVAL = Config.get("channel-save-interval") * 60000;
+    var CHANNEL_SAVE_INTERVAL = parseInt(Config.get("channel-save-interval"))
+                                * 60000;
     setInterval(function () {
         for (var i = 0; i < Server.channels.length; i++) {
             var chan = Server.channels[i];