diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 3cfc40e..ebe5141 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -35,7 +35,7 @@ jobs:
         workdir: lxml-stubs
         fail_on_error: true
         ignore_note: true
-        setup_command: pip install mypy>=1.1,<1.4
+        setup_command: pip install mypy==1.5.1
         setup_method: install
         install_types: false
 
diff --git a/tox.ini b/tox.ini
index 32f045e..efa67c8 100644
--- a/tox.ini
+++ b/tox.ini
@@ -18,7 +18,8 @@ deps =
 
 [testenv:py{38,39,310,311,312}-stub]
 deps =
-    {[testenv:mypy]deps}
+    {[common_dep]deps}
+    mypy == 1.3.0
     pytest-mypy-plugins ~= 1.10, != 1.10.0
 commands = pytest {posargs:test-stub}
 
@@ -44,7 +45,7 @@ commands =
 [testenv:mypy]
 deps =
     {[common_dep]deps}
-    mypy >= 1.2, < 1.4
+    mypy >= 1.2, < 1.6
 package = skip
 commands = mypy {posargs:lxml-stubs}