diff --git a/.travis.yml b/.travis.yml
index 8ae93ba2..c45faaf8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ python:
   - "pypy"
   - "pypy3"
 install: "pip install -r requirements/core.txt;pip install -r requirements/test.txt"
-script: "nosetests --with-coverage --cover-package=optimizely"
+script: "pytest --cov=optimizely"
 after_success:
   - coveralls
 
diff --git a/README.md b/README.md
index 0bd1d87b..ab4db393 100644
--- a/README.md
+++ b/README.md
@@ -163,41 +163,41 @@ install command:
 
 You can run all unit tests with:
 
-    nosetests
+    pytest
 
 #### Running all tests in a file
 
 To run all tests under a particular test file you can use the following
 command:
 
-    nosetests tests.<file_name_without_extension>
+    pytest tests.<file_name_without_extension>
 
-For example, to run all tests under `test_event`, the command would be:
+For example, to run all tests under `test_event_builder`, the command would be:
 
-    nosetests tests.test_event
+    pytest tests/test_event_builder.py
 
 #### Running all tests under a class
 
 To run all tests under a particular class of tests you can use the
 following command:
 
-    nosetests tests.<file_name_without_extension>:ClassName
+    pytest tests/<file_name_with_extension>::ClassName
 
-For example, to run all tests under `test_event.EventTest`, the command
+For example, to run all tests under `test_event_builder.EventTest`, the command
 would be:
 
-    nosetests tests.test_event:EventTest
+    pytest tests/test_event_builder.py::EventTest
 
 #### Running a single test
 
 To run a single test you can use the following command:
 
-    nosetests tests.<file_name_without_extension>:ClassName.test_name
+    pytest tests/<file_name_with_extension>::ClassName::test_name
 
-For example, to run `test_event.EventTest.test_dispatch`, the command
+For example, to run `test_event_builder.EventTest.test_init`, the command
 would be:
 
-    nosetests tests.test_event:EventTest.test_dispatch
+    pytest tests/test_event_builder.py::EventTest::test_init
 
 ### Contributing
 
diff --git a/requirements/test.txt b/requirements/test.txt
index 9b3e780f..e56cf624 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -1,8 +1,8 @@
-coverage>=4.0.3
+coverage
 flake8==3.6.0
 funcsigs==0.4
 mock==1.3.0
-nose==1.3.7
+pytest>=4.6.0
+pytest-cov
+python-coveralls
 pyyaml==5.2
-python-coveralls==2.7.0
-tabulate==0.7.5