diff --git a/wagtail/documents/wagtail_hooks.py b/wagtail/documents/wagtail_hooks.py
index ee27c3ca30..3911b85beb 100644
--- a/wagtail/documents/wagtail_hooks.py
+++ b/wagtail/documents/wagtail_hooks.py
@@ -1,9 +1,8 @@
 from django.conf import settings
 from django.conf.urls import include, url
-from django.contrib.staticfiles.templatetags.staticfiles import static
 from django.template.response import TemplateResponse
 from django.urls import reverse
-from django.utils.html import format_html, format_html_join
+from django.utils.html import format_html
 from django.utils.translation import ugettext_lazy as _
 from django.utils.translation import ugettext, ungettext
 
@@ -57,14 +56,7 @@ def register_documents_menu_item():
 
 @hooks.register('insert_editor_js')
 def editor_js():
-    js_files = [
-        static('wagtaildocs/js/document-chooser.js'),
-    ]
-    js_includes = format_html_join(
-        '\n', '<script src="{0}"></script>',
-        ((filename, ) for filename in js_files)
-    )
-    return js_includes + format_html(
+    return format_html(
         """
         <script>
             window.chooserUrls.documentChooser = '{0}';
diff --git a/wagtail/documents/widgets.py b/wagtail/documents/widgets.py
index 71bd160979..611a761316 100644
--- a/wagtail/documents/widgets.py
+++ b/wagtail/documents/widgets.py
@@ -30,3 +30,6 @@ class AdminDocumentChooser(AdminChooser):
 
     def render_js_init(self, id_, name, value):
         return "createDocumentChooser({0});".format(json.dumps(id_))
+
+    class Media:
+        js = ['wagtaildocs/js/document-chooser.js']
diff --git a/wagtail/images/wagtail_hooks.py b/wagtail/images/wagtail_hooks.py
index a1873e6a0d..ea7c6482cc 100644
--- a/wagtail/images/wagtail_hooks.py
+++ b/wagtail/images/wagtail_hooks.py
@@ -1,7 +1,6 @@
 from django.conf.urls import include, url
-from django.contrib.staticfiles.templatetags.staticfiles import static
 from django.urls import reverse
-from django.utils.html import format_html, format_html_join
+from django.utils.html import format_html
 from django.utils.translation import ugettext_lazy as _
 from django.utils.translation import ugettext, ungettext
 
@@ -48,14 +47,7 @@ def register_images_menu_item():
 
 @hooks.register('insert_editor_js')
 def editor_js():
-    js_files = [
-        static('wagtailimages/js/image-chooser.js'),
-    ]
-    js_includes = format_html_join(
-        '\n', '<script src="{0}"></script>',
-        ((filename, ) for filename in js_files)
-    )
-    return js_includes + format_html(
+    return format_html(
         """
         <script>
             window.chooserUrls.imageChooser = '{0}';
diff --git a/wagtail/images/widgets.py b/wagtail/images/widgets.py
index 3ea5f1ca68..5b44aff176 100644
--- a/wagtail/images/widgets.py
+++ b/wagtail/images/widgets.py
@@ -30,3 +30,6 @@ class AdminImageChooser(AdminChooser):
 
     def render_js_init(self, id_, name, value):
         return "createImageChooser({0});".format(json.dumps(id_))
+
+    class Media:
+        js = ['wagtailimages/js/image-chooser.js']
diff --git a/wagtail/snippets/wagtail_hooks.py b/wagtail/snippets/wagtail_hooks.py
index 148f3c04b4..b88af03dd5 100644
--- a/wagtail/snippets/wagtail_hooks.py
+++ b/wagtail/snippets/wagtail_hooks.py
@@ -1,7 +1,6 @@
 from django.conf.urls import include, url
 from django.contrib.auth.models import Permission
 from django.contrib.contenttypes.models import ContentType
-from django.contrib.staticfiles.templatetags.staticfiles import static
 from django.urls import reverse
 from django.utils.html import format_html
 from django.utils.translation import ugettext_lazy as _
@@ -39,10 +38,8 @@ def register_snippets_menu_item():
 def editor_js():
     return format_html(
         """
-            <script src="{0}"></script>
-            <script>window.chooserUrls.snippetChooser = '{1}';</script>
+            <script>window.chooserUrls.snippetChooser = '{0}';</script>
         """,
-        static('wagtailsnippets/js/snippet-chooser.js'),
         reverse('wagtailsnippets:choose_generic')
     )
 
diff --git a/wagtail/snippets/widgets.py b/wagtail/snippets/widgets.py
index 3345887954..c7f0b26746 100644
--- a/wagtail/snippets/widgets.py
+++ b/wagtail/snippets/widgets.py
@@ -39,3 +39,6 @@ class AdminSnippetChooser(AdminChooser):
             model=json.dumps('{app}/{model}'.format(
                 app=model._meta.app_label,
                 model=model._meta.model_name)))
+
+    class Media:
+        js = ['wagtailsnippets/js/snippet-chooser.js']