diff --git a/public/app/plugins/datasource/prometheus/datasource.ts b/public/app/plugins/datasource/prometheus/datasource.ts
index be1f54f7a86..f1c58f6a61d 100644
--- a/public/app/plugins/datasource/prometheus/datasource.ts
+++ b/public/app/plugins/datasource/prometheus/datasource.ts
@@ -10,7 +10,7 @@ import PrometheusMetricFindQuery from './metric_find_query';
 var durationSplitRegexp = /(\d+)(ms|s|m|h|d|w|M|y)/;
 
 /** @ngInject */
-export function PrometheusDatasource(instanceSettings, $q, backendSrv, templateSrv) {
+export function PrometheusDatasource(instanceSettings, $q, backendSrv, templateSrv, timeSrv) {
   this.type = 'prometheus';
   this.editorSrc = 'app/features/prometheus/partials/query.editor.html';
   this.name = instanceSettings.name;
@@ -145,7 +145,7 @@ export function PrometheusDatasource(instanceSettings, $q, backendSrv, templateS
       return $q.reject(err);
     }
 
-    var metricFindQuery = new PrometheusMetricFindQuery(this, interpolated);
+    var metricFindQuery = new PrometheusMetricFindQuery(this, interpolated, timeSrv);
     return metricFindQuery.process();
   };
 
diff --git a/public/app/plugins/datasource/prometheus/metric_find_query.js b/public/app/plugins/datasource/prometheus/metric_find_query.js
index 25704df1e2c..f449978be81 100644
--- a/public/app/plugins/datasource/prometheus/metric_find_query.js
+++ b/public/app/plugins/datasource/prometheus/metric_find_query.js
@@ -1,13 +1,13 @@
 define([
-  'lodash',
-  'moment',
+  'lodash'
 ],
-function (_, moment) {
+function (_) {
   'use strict';
 
-  function PrometheusMetricFindQuery(datasource, query) {
+  function PrometheusMetricFindQuery(datasource, query, timeSrv) {
     this.datasource = datasource;
     this.query = query;
+    this.range = timeSrv.timeRange();
   }
 
   PrometheusMetricFindQuery.prototype.process = function() {
@@ -51,7 +51,9 @@ function (_, moment) {
         });
       });
     } else {
-      url = '/api/v1/series?match[]=' + encodeURIComponent(metric);
+      url = '/api/v1/series?match[]=' + encodeURIComponent(metric)
+        + '&start=' + (this.range.from.valueOf() / 1000)
+        + '&end=' + (this.range.to.valueOf() / 1000);
 
       return this.datasource._request('GET', url)
       .then(function(result) {
@@ -86,7 +88,7 @@ function (_, moment) {
   };
 
   PrometheusMetricFindQuery.prototype.queryResultQuery = function(query) {
-    var url = '/api/v1/query?query=' + encodeURIComponent(query) + '&time=' + (moment().valueOf() / 1000);
+    var url = '/api/v1/query?query=' + encodeURIComponent(query) + '&time=' + (this.range.to.valueOf() / 1000);
 
     return this.datasource._request('GET', url)
     .then(function(result) {
@@ -107,7 +109,9 @@ function (_, moment) {
   };
 
   PrometheusMetricFindQuery.prototype.metricNameAndLabelsQuery = function(query) {
-    var url = '/api/v1/series?match[]=' + encodeURIComponent(query);
+    var url = '/api/v1/series?match[]=' + encodeURIComponent(query)
+      + '&start=' + (this.range.from.valueOf() / 1000)
+      + '&end=' + (this.range.to.valueOf() / 1000);
 
     var self = this;
     return this.datasource._request('GET', url)
diff --git a/public/app/plugins/datasource/prometheus/specs/metric_find_query_specs.ts b/public/app/plugins/datasource/prometheus/specs/metric_find_query_specs.ts
index d328f4cb25b..38b50d2ce79 100644
--- a/public/app/plugins/datasource/prometheus/specs/metric_find_query_specs.ts
+++ b/public/app/plugins/datasource/prometheus/specs/metric_find_query_specs.ts
@@ -28,7 +28,7 @@ describe('PrometheusMetricFindQuery', function() {
         data: ["value1", "value2", "value3"]
       };
       ctx.$httpBackend.expect('GET', 'proxied/api/v1/label/resource/values').respond(response);
-      var pm = new PrometheusMetricFindQuery(ctx.ds, 'label_values(resource)');
+      var pm = new PrometheusMetricFindQuery(ctx.ds, 'label_values(resource)', ctx.timeSrv);
       pm.process().then(function(data) { results = data; });
       ctx.$httpBackend.flush();
       ctx.$rootScope.$apply();
@@ -43,13 +43,22 @@ describe('PrometheusMetricFindQuery', function() {
           {__name__: "metric", resource: "value3"}
         ]
       };
-      ctx.$httpBackend.expect('GET', 'proxied/api/v1/series?match[]=metric').respond(response);
-      var pm = new PrometheusMetricFindQuery(ctx.ds, 'label_values(metric, resource)');
+      ctx.$httpBackend.expect('GET', /proxied\/api\/v1\/series\?match\[\]=metric&start=.*&end=.*/).respond(response);
+      var pm = new PrometheusMetricFindQuery(ctx.ds, 'label_values(metric, resource)', ctx.timeSrv);
       pm.process().then(function(data) { results = data; });
       ctx.$httpBackend.flush();
       ctx.$rootScope.$apply();
       expect(results.length).to.be(3);
     });
+    it('label_values(metric, resource) should pass correct time', function() {
+      ctx.timeSrv.setTime({ from: moment.utc('2011-01-01'), to: moment.utc('2015-01-01') });
+      ctx.$httpBackend.expect('GET',
+        /proxied\/api\/v1\/series\?match\[\]=metric&start=1293840000&end=1420070400/).respond(response);
+      var pm = new PrometheusMetricFindQuery(ctx.ds, 'label_values(metric, resource)', ctx.timeSrv);
+      pm.process().then(function(data) { results = data; });
+      ctx.$httpBackend.flush();
+      ctx.$rootScope.$apply();
+    });
     it('label_values(metric{label1="foo", label2="bar", label3="baz"}, resource) should generate series query', function() {
       response = {
         status: "success",
@@ -59,8 +68,8 @@ describe('PrometheusMetricFindQuery', function() {
           {__name__: "metric", resource: "value3"}
         ]
       };
-      ctx.$httpBackend.expect('GET', 'proxied/api/v1/series?match[]=metric').respond(response);
-      var pm = new PrometheusMetricFindQuery(ctx.ds, 'label_values(metric, resource)');
+      ctx.$httpBackend.expect('GET', /proxied\/api\/v1\/series\?match\[\]=metric&start=.*&end=.*/).respond(response);
+      var pm = new PrometheusMetricFindQuery(ctx.ds, 'label_values(metric, resource)', ctx.timeSrv);
       pm.process().then(function(data) { results = data; });
       ctx.$httpBackend.flush();
       ctx.$rootScope.$apply();
@@ -72,7 +81,7 @@ describe('PrometheusMetricFindQuery', function() {
         data: ["metric1","metric2","metric3","nomatch"]
       };
       ctx.$httpBackend.expect('GET', 'proxied/api/v1/label/__name__/values').respond(response);
-      var pm = new PrometheusMetricFindQuery(ctx.ds, 'metrics(metric.*)');
+      var pm = new PrometheusMetricFindQuery(ctx.ds, 'metrics(metric.*)', ctx.timeSrv);
       pm.process().then(function(data) { results = data; });
       ctx.$httpBackend.flush();
       ctx.$rootScope.$apply();
@@ -90,7 +99,7 @@ describe('PrometheusMetricFindQuery', function() {
         }
       };
       ctx.$httpBackend.expect('GET', /proxied\/api\/v1\/query\?query=metric&time=.*/).respond(response);
-      var pm = new PrometheusMetricFindQuery(ctx.ds, 'query_result(metric)');
+      var pm = new PrometheusMetricFindQuery(ctx.ds, 'query_result(metric)', ctx.timeSrv);
       pm.process().then(function(data) { results = data; });
       ctx.$httpBackend.flush();
       ctx.$rootScope.$apply();
diff --git a/public/test/specs/helpers.js b/public/test/specs/helpers.js
index ba75a4ebf51..7b64e18175d 100644
--- a/public/test/specs/helpers.js
+++ b/public/test/specs/helpers.js
@@ -138,6 +138,10 @@ define([
     this.replace = function(target) {
       return target;
     };
+
+    this.setTime = function(time) {
+      this.time = time;
+    };
   }
 
   function ContextSrvStub() {