diff --git a/.circleci/config.yml b/.circleci/config.yml
index a8dd3a1..6ace61c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -25,8 +25,8 @@ shared: &shared
     - run:
         name: Run Unit Tests
         command: |
-          pip install --upgrade --user .[test]
-          pytest --doctest-cython 
+          pip install --user .[test]
+          pytest
 
 
 jobs:
diff --git a/pyproject.toml b/pyproject.toml
index d57efba..1649aeb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -82,4 +82,4 @@ ShortTextCategorizerConsole = "shorttext.cli.categorization:main"
 ShortTextWordEmbedSimilarity = "shorttext.cli.wordembedsim:main"
 
 [project.optional-dependencies]
-test = ["unittest2", "pytest", "pytest-cython", "simplerepresentations>=0.0.4"]
+test = ["unittest2", "pytest", "simplerepresentations>=0.0.4"]