diff --git a/.travis.yml b/.travis.yml
index f89e332..61c1d2b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,31 +1,41 @@
 language: python
+dist:
+  - bionic
+  - xenial
 python:
-  - "3.5"
-  - "3.4"
-  - "3.3"
   - "2.7"
-  - "2.6"
+  - "3.5"
+  - "3.6"
+  - "3.7"
+  - "3.8"
 env:
-  - FLASK=0.11.1
-  - FLASK=0.10.1
-  - FLASK=0.9
-  - FLASK=0.8.1
+  - FLASK=1.1.1 WERKZEUG=1.0.0
+  - FLASK=1.0.4 WERKZEUG=1.0.0
+  - FLASK=0.12.5 WERKZEUG=0.16.1
+  - FLASK=0.11.1 WERKZEUG=0.16.1
+  - FLASK=0.10.1 WERKZEUG=0.16.1
+  - FLASK=0.9 WERKZEUG=0.16.1
+  - FLASK=0.8.1 WERKZEUG=0.16.1
 matrix:
   exclude:
-    - python: "3.3"
-      env: FLASK=0.9
-    - python: "3.3"
-      env: FLASK=0.8.1
-    - python: "3.4"
-      env: FLASK=0.9
-    - python: "3.4"
-      env: FLASK=0.8.1
     - python: "3.5"
-      env: FLASK=0.9
+      env: FLASK=0.9 WERKZEUG=0.16.1
     - python: "3.5"
-      env: FLASK=0.8.1
+      env: FLASK=0.8.1 WERKZEUG=0.16.1
+    - python: "3.6"
+      env: FLASK=0.9 WERKZEUG=0.16.1
+    - python: "3.6"
+      env: FLASK=0.8.1 WERKZEUG=0.16.1
+    - python: "3.7"
+      env: FLASK=0.9 WERKZEUG=0.16.1
+    - python: "3.7"
+      env: FLASK=0.8.1 WERKZEUG=0.16.1
+    - python: "3.8"
+      env: FLASK=0.9 WERKZEUG=0.16.1
+    - python: "3.8"
+      env: FLASK=0.8.1 WERKZEUG=0.16.1
 install:
-  - pip install flask==$FLASK coverage
+  - pip install werkzeug==$WERKZEUG flask==$FLASK coverage
   - pip install -e .
 script:
   - python setup.py test
@@ -33,3 +43,4 @@ notifications:
   email:
     - christoph.heer@googlemail.com
     - jonathan.como@gmail.com
+version: ~> 1.0
diff --git a/flask_testing/utils.py b/flask_testing/utils.py
index 7362c40..4a24e69 100644
--- a/flask_testing/utils.py
+++ b/flask_testing/utils.py
@@ -32,7 +32,7 @@
     # Python 2 urlparse fallback
     from urlparse import urlparse, urljoin
 
-from werkzeug import cached_property
+from werkzeug.utils import cached_property
 
 # Use Flask's preferred JSON module so that our runtime behavior matches.
 from flask import json_available, templating, template_rendered
diff --git a/tests/flask_app/__init__.py b/tests/flask_app/__init__.py
index 7ddd94e..6c93683 100644
--- a/tests/flask_app/__init__.py
+++ b/tests/flask_app/__init__.py
@@ -48,7 +48,7 @@ def redirect_to_flask_docs():
 
     @app.route("/ajax/")
     def ajax():
-        return jsonify(name="test")
+        return jsonify(**dict(name="test"))
 
     @app.route("/forbidden/")
     def forbidden():