diff --git a/dashboard/static/js/dashboard.js b/dashboard/static/js/dashboard.js
index d25ca815..60e70152 100644
--- a/dashboard/static/js/dashboard.js
+++ b/dashboard/static/js/dashboard.js
@@ -10,9 +10,9 @@ angular.module("FICApp", ["ngSanitize", "ngAnimate"])
 
 	    $http.get("/events.json").then(function(response) {
 		// Don't make anything if the page hasn't changed
-		if ($scope.lasteventsetag != undefined && $scope.lasteventsetag == response.headers().etag)
+		if ($scope.lasteventsetag != undefined && $scope.lasteventsetag == response.headers()["last-modified"])
 		    return;
-		$scope.lasteventsetag = response.headers().etag;
+		$scope.lasteventsetag = response.headers()["last-modified"];
 
 		var events = response.data;
 
@@ -72,18 +72,18 @@ angular.module("FICApp", ["ngSanitize", "ngAnimate"])
 	    pathname = "/public0.html"
 	var refreshScene = function() {
 	    $http.get(pathname.replace(".html", ".json")).then(function(response) {
-		if ($scope.lastpublicetag != undefined && $scope.lastpublicetag == response.headers().etag)
+		if ($scope.lastpublicetag != undefined && $scope.lastpublicetag == response.headers()["last-modified"])
 		    return;
-		$scope.lastpublicetag = response.headers().etag;
+		$scope.lastpublicetag = response.headers()["last-modified"];
 
 		$scope.scene = response.data;
 	    });
 	}
 	var refreshData = function() {
 	    $http.get("/my.json").then(function(response) {
-		if ($scope.lastmyetag != undefined && $scope.lastmyetag == response.headers().etag)
+		if ($scope.lastmyetag != undefined && $scope.lastmyetag == response.headers()["last-modified"])
 		    return;
-		$scope.lastmyetag = response.headers().etag;
+		$scope.lastmyetag = response.headers()["last-modified"];
 
 		$scope.my = response.data;
 	    });
@@ -98,9 +98,9 @@ angular.module("FICApp", ["ngSanitize", "ngAnimate"])
 		$rootScope.settings = response.data;
 	    });
 	    $http.get("/themes.json").then(function(response) {
-		if ($scope.lastthemeetag != undefined && $scope.lastthemeetag == response.headers().etag)
+		if ($scope.lastthemeetag != undefined && $scope.lastthemeetag == response.headers()["last-modified"])
 		    return;
-		$scope.lastthemeetag = response.headers().etag;
+		$scope.lastthemeetag = response.headers()["last-modified"];
 
 		var themes = response.data;
 		$scope.themes = themes;
@@ -118,9 +118,9 @@ angular.module("FICApp", ["ngSanitize", "ngAnimate"])
 		}, themes);
 	    });
 	    $http.get("/teams.json").then(function(response) {
-		if ($scope.lastteametag != undefined && $scope.lastteametag == response.headers().etag)
+		if ($scope.lastteametag != undefined && $scope.lastteametag == response.headers()["last-modified"])
 		    return;
-		$scope.lastteametag = response.headers().etag;
+		$scope.lastteametag = response.headers()["last-modified"];
 
 		var teams = response.data;