diff --git a/mypy.ini b/mypy.ini
index 83b0d15..bdc1e59 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -12,3 +12,11 @@ explicit_package_bases = True
 
 # Disable overload-overlap due to many false-positives
 disable_error_code = overload-overlap
+
+# jaraco/cssutils#11
+[mypy-cssutils.*]
+ignore_missing_imports = True
+
+# jaraco/tempora#35
+[mypy-tempora.*]
+ignore_missing_imports = True
diff --git a/pyproject.toml b/pyproject.toml
index 5a64aff..47019d7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,6 @@ dependencies = [
 	"lxml>=2.0",
 	"more_itertools>=6",
 	"tempora>=1.3",
-	'importlib_resources; python_version < "3.7"',
 ]
 dynamic = ["version"]
 
@@ -69,11 +68,8 @@ type = [
 	"pytest-mypy",
 
 	# local
+	"lxml-stubs",
 ]
 
 
 [tool.setuptools_scm]
-
-
-[tool.pytest-enabler.mypy]
-# Disabled due to jaraco/skeleton#143
diff --git a/svg/charts/graph.py b/svg/charts/graph.py
index 08afd16..7ee415d 100644
--- a/svg/charts/graph.py
+++ b/svg/charts/graph.py
@@ -6,14 +6,10 @@
 
 import collections.abc
 import functools
+import importlib.resources
 import itertools
 from operator import itemgetter
 
-try:
-    import importlib.resources as importlib_resources  # type: ignore
-except ImportError:
-    import importlib_resources  # type: ignore
-
 import cssutils
 from lxml import etree
 
@@ -724,7 +720,7 @@ def calculate_graph_dimensions(self):
     def load_resource_stylesheet(name, subs=None):
         if subs is None:
             subs = dict()
-        template = importlib_resources.read_text('svg.charts', name)
+        template = importlib.resources.read_text('svg.charts', name)
         source = template % subs
         return cssutils.parseString(source)
 
diff --git a/svg/charts/time_series.py b/svg/charts/time_series.py
index 1b73dcd..ff23b2d 100644
--- a/svg/charts/time_series.py
+++ b/svg/charts/time_series.py
@@ -155,7 +155,7 @@ def set_min_x_value(self, date):
         self._min_x_value = self.parse_date(date)
 
     # type check disabled due to python/mypy#4125
-    min_x_value = property(get_min_x_value, set_min_x_value)  # type: ignore
+    min_x_value = property(get_min_x_value, set_min_x_value)  # type: ignore[assignment]
 
     def format(self, x, y):
         return fromtimestamp(x).strftime(self.popup_format)