diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 810b7428b7c080ff9d4604c8de76769d92029326..16005bbe12ee6993027db77b3c310d52d64c324c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,19 +16,10 @@ lint:
     - black --check src
     - pylint --fail-under 8.5 src/rechunk_data/__init__.py
 
-test_35:
-  << : *py_test
-  before_script:
-    - conda create -q -n test python=3.5 pip -y
-    - conda run -n test python -m pip install .[test]
-  script:
-    - conda run -n test pytest -vv
-
 test_36:
   << : *py_test
   before_script:
     - conda create -q -n test python=3.6 pip -y
-    - /tmp/test/python -m pip install .[test]
     - conda run -n test python -m pip install .[test]
   script:
     - conda run -n test pytest -vv
@@ -36,8 +27,7 @@ test_36:
 test_37:
   << : *py_test
   before_script:
-    - conda create -q -n test python=3.7 pip
-    - conda create -q -p /tmp/test python=3.10 pip -y
+    - conda create -q -n test python=3.7 pip -y
     - conda run -n test python -m pip install .[test]
   script:
     - conda run -n test pytest -vv
@@ -46,7 +36,6 @@ test_38:
   << : *py_test
   before_script:
     - conda create -q -n test python=3.8 pip
-    - conda create -q -p /tmp/test python=3.10 pip -y
     - conda run -n test python -m pip install .[test]
   script:
     - conda run -n test pytest -vv
@@ -55,7 +44,6 @@ test_39:
   << : *py_test
   before_script:
     - conda create -q -n test python=3.10 pip -y
-    - /tmp/test/python -m pip install .[test]
     - conda run -n test python -m pip install .[test]
   script:
     - conda run -n test pytest -vv
diff --git a/setup.py b/setup.py
index 3c73b5412ecebe35f4bbf52ae890bc29ed8e552b..a276578c9241b9fdcde6fc64d4f4a1cf511ec995 100644
--- a/setup.py
+++ b/setup.py
@@ -53,7 +53,7 @@ setup(
             "types-mock",
         ],
     },
-    python_requires=">=3.5",
+    python_requires=">=3.6",
     classifiers=[
         "Development Status :: 3 - Alpha",
         "Environment :: Console",