diff --git a/zerver/tests/frontend/node/activity.js b/zerver/tests/frontend/node/activity.js
index 2101dca8fc..bdc8786b5c 100644
--- a/zerver/tests/frontend/node/activity.js
+++ b/zerver/tests/frontend/node/activity.js
@@ -10,9 +10,7 @@ set_global('$', function () {
 $.fn = {};
 
 add_dependencies({
-    _: 'third/underscore/underscore.js',
     util: 'js/util.js',
-    Dict: 'js/dict.js',
     people: 'js/people.js'
 });
 
diff --git a/zerver/tests/frontend/node/alert_words.js b/zerver/tests/frontend/node/alert_words.js
index ad766c7ec9..91baae9cbe 100644
--- a/zerver/tests/frontend/node/alert_words.js
+++ b/zerver/tests/frontend/node/alert_words.js
@@ -1,9 +1,5 @@
 var assert = require('assert');
 
-add_dependencies({
-    _: 'third/underscore/underscore.js'
-});
-
 set_global('page_params', {
     alert_words: ['alertone', 'alerttwo', 'alertthree', 'al*rt.*s', '.+'],
     email: 'tester@zulip.com'
diff --git a/zerver/tests/frontend/node/composebox_typeahead.js b/zerver/tests/frontend/node/composebox_typeahead.js
index d6149257a5..b8f10e980f 100644
--- a/zerver/tests/frontend/node/composebox_typeahead.js
+++ b/zerver/tests/frontend/node/composebox_typeahead.js
@@ -1,10 +1,5 @@
 var assert = require('assert');
 
-add_dependencies({
-    _: 'third/underscore/underscore.js',
-    Dict: 'js/dict.js'
-});
-
 var ct = require('js/composebox_typeahead.js');
 
 var people_in_realm = [{email: 'othello@zulip.com', full_name: "Othello, Moor of Venice"},
diff --git a/zerver/tests/frontend/node/dict.js b/zerver/tests/frontend/node/dict.js
index 6961485211..cac803680e 100644
--- a/zerver/tests/frontend/node/dict.js
+++ b/zerver/tests/frontend/node/dict.js
@@ -1,9 +1,6 @@
-add_dependencies({
-    _: 'third/underscore/underscore.js'
-});
-
 var _ = global._;
-var Dict = require('js/dict.js');
+var Dict = global.Dict;
+
 var assert = require('assert');
 
 set_global('blueslip', {});
diff --git a/zerver/tests/frontend/node/echo.js b/zerver/tests/frontend/node/echo.js
index 783ddb76a5..09ce0fa763 100644
--- a/zerver/tests/frontend/node/echo.js
+++ b/zerver/tests/frontend/node/echo.js
@@ -6,9 +6,7 @@ var fs = require('fs');
 set_global('page_params', {realm_emoji: {}});
 
 add_dependencies({
-    _: 'third/underscore/underscore.js',
     marked: 'third/marked/lib/marked.js',
-    Dict: 'js/dict.js',
     emoji: 'js/emoji.js',
     people: 'js/people.js',
     fenced_code: 'js/fenced_code.js'
diff --git a/zerver/tests/frontend/node/filter.js b/zerver/tests/frontend/node/filter.js
index 696cabfef4..f2b6a4b169 100644
--- a/zerver/tests/frontend/node/filter.js
+++ b/zerver/tests/frontend/node/filter.js
@@ -1,9 +1,7 @@
 var assert = require('assert');
 
 add_dependencies({
-    _: 'third/underscore/underscore.js',
     util: 'js/util.js',
-    Dict: 'js/dict.js',
     stream_data: 'js/stream_data.js'
 });
 
diff --git a/zerver/tests/frontend/node/index.js b/zerver/tests/frontend/node/index.js
index d4a02fda59..028e32c3c4 100644
--- a/zerver/tests/frontend/node/index.js
+++ b/zerver/tests/frontend/node/index.js
@@ -1,7 +1,10 @@
 var fs = require('fs');
-var _ = require('third/underscore/underscore.js');
 var Handlebars = require('handlebars');
 
+global.Dict = require('js/dict');
+global._ = require('third/underscore/underscore.js');
+var _ = global._;
+
 // Run all the JS scripts in our test directory.  Tests do NOT run
 // in isolation.
 
diff --git a/zerver/tests/frontend/node/message_list.js b/zerver/tests/frontend/node/message_list.js
index 28fff8733d..6d44b7473b 100644
--- a/zerver/tests/frontend/node/message_list.js
+++ b/zerver/tests/frontend/node/message_list.js
@@ -5,9 +5,7 @@
 var assert = require('assert');
 
 add_dependencies({
-    _: 'third/underscore/underscore.js',
     util: 'js/util.js',
-    Dict: 'js/dict.js',
     muting: 'js/muting.js',
     MessageListView: 'js/message_list_view.js'
 });
diff --git a/zerver/tests/frontend/node/muting.js b/zerver/tests/frontend/node/muting.js
index 5f60ac5d4c..f04f36bee3 100644
--- a/zerver/tests/frontend/node/muting.js
+++ b/zerver/tests/frontend/node/muting.js
@@ -1,10 +1,5 @@
 var assert = require('assert');
 
-add_dependencies({
-    _: 'third/underscore/underscore.js',
-    Dict: 'js/dict.js'
-});
-
 set_global('page_params', {
     domain: 'zulip.com'
 });
diff --git a/zerver/tests/frontend/node/narrow.js b/zerver/tests/frontend/node/narrow.js
index bd2703d7e1..0a7088047e 100644
--- a/zerver/tests/frontend/node/narrow.js
+++ b/zerver/tests/frontend/node/narrow.js
@@ -1,8 +1,6 @@
 var assert = require('assert');
 
 add_dependencies({
-    _: 'third/underscore/underscore.js',
-    Dict: 'js/dict.js',
     stream_data: 'js/stream_data.js',
     Filter: 'js/filter.js'
 });
diff --git a/zerver/tests/frontend/node/search_suggestion.js b/zerver/tests/frontend/node/search_suggestion.js
index fc4127f0d5..a78c793bc2 100644
--- a/zerver/tests/frontend/node/search_suggestion.js
+++ b/zerver/tests/frontend/node/search_suggestion.js
@@ -8,9 +8,7 @@
 var assert = require('assert');
 
 add_dependencies({
-    _: 'third/underscore/underscore.js',
     util: 'js/util.js',
-    Dict: 'js/dict.js',
     Handlebars: 'handlebars',
     Filter: 'js/filter.js',
     typeahead_helper: 'js/typeahead_helper.js',
diff --git a/zerver/tests/frontend/node/stream_color.js b/zerver/tests/frontend/node/stream_color.js
index 37478282e5..2f2a112b4e 100644
--- a/zerver/tests/frontend/node/stream_color.js
+++ b/zerver/tests/frontend/node/stream_color.js
@@ -1,9 +1,5 @@
 var assert = require('assert');
 
-add_dependencies({
-    _: 'third/underscore/underscore.js'
-});
-
 set_global('$', function (f) {});
 
 var stream_color = require('js/stream_color.js');
diff --git a/zerver/tests/frontend/node/stream_data.js b/zerver/tests/frontend/node/stream_data.js
index 8d059cfd38..2e1afc0f5e 100644
--- a/zerver/tests/frontend/node/stream_data.js
+++ b/zerver/tests/frontend/node/stream_data.js
@@ -1,8 +1,6 @@
 var assert = require('assert');
 
 add_dependencies({
-    _: 'third/underscore/underscore.js',
-    Dict: 'js/dict.js',
     stream_color: 'js/stream_color.js'
 });
 
diff --git a/zerver/tests/frontend/node/stream_list.js b/zerver/tests/frontend/node/stream_list.js
index 4f5a328f43..35b33c9293 100644
--- a/zerver/tests/frontend/node/stream_list.js
+++ b/zerver/tests/frontend/node/stream_list.js
@@ -3,8 +3,6 @@ var assert = require('assert');
 set_global('$', function () {});
 
 add_dependencies({
-    _: 'third/underscore/underscore',
-    Dict: 'js/dict',
     Handlebars: 'handlebars',
     templates: 'js/templates',
     muting: 'js/muting',
diff --git a/zerver/tests/frontend/node/templates.js b/zerver/tests/frontend/node/templates.js
index b288a92fe9..c7e04a7dd0 100644
--- a/zerver/tests/frontend/node/templates.js
+++ b/zerver/tests/frontend/node/templates.js
@@ -2,7 +2,6 @@ var assert = require('assert');
 
 add_dependencies({
     Handlebars: 'handlebars',
-    _: 'third/underscore/underscore',
     templates: 'js/templates'
 });
 
diff --git a/zerver/tests/frontend/node/unread.js b/zerver/tests/frontend/node/unread.js
index dece7b3dd9..8a02bf46e2 100644
--- a/zerver/tests/frontend/node/unread.js
+++ b/zerver/tests/frontend/node/unread.js
@@ -8,9 +8,7 @@
 // dependencies (except _).
 
 add_dependencies({
-    _: 'third/underscore/underscore.js',
-    muting: 'js/muting.js',
-    Dict: 'js/dict.js'
+    muting: 'js/muting.js'
 });
 
 var stream_data = require('js/stream_data.js');
diff --git a/zerver/tests/frontend/node/util.js b/zerver/tests/frontend/node/util.js
index 2ac2ff7edf..784c7d0276 100644
--- a/zerver/tests/frontend/node/util.js
+++ b/zerver/tests/frontend/node/util.js
@@ -1,7 +1,6 @@
 var assert = require('assert');
 
 add_dependencies({
-    _: 'third/underscore/underscore.js',
     util: 'js/util.js'
 });