diff --git a/.ci/requirements-mypy.txt b/.ci/requirements-mypy.txt
new file mode 100644
index 000000000..ed3269460
--- /dev/null
+++ b/.ci/requirements-mypy.txt
@@ -0,0 +1 @@
+mypy==1.7.1
diff --git a/tox.ini b/tox.ini
index 3ef011c9e..85a2020d6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -33,10 +33,10 @@ commands =
 [testenv:mypy]
 skip_install = true
 deps =
+    -r .ci/requirements-mypy.txt
     IceSpringPySideStubs-PyQt6
     IceSpringPySideStubs-PySide6
     ipython
-    mypy==1.7.1
     numpy
     packaging
     types-cffi