diff --git a/setup.py b/setup.py
index 7a90d904..3ef367e3 100644
--- a/setup.py
+++ b/setup.py
@@ -71,7 +71,7 @@ def run_tests(self):
     keywords=[
         "svg", "chart", "graph", "diagram", "plot", "histogram", "kiviat"],
     setup_requires=['pytest-runner'],
-    install_requires=['importlib-metadata'],
+    install_requires=['importlib-metadata'],  # TODO: remove this (see #545, #546)
     cmdclass={'test': PyTest},
     package_data={'pygal': ['css/*', 'graph/maps/*.svg']},
     extras_require={
diff --git a/tox.ini b/tox.ini
index 0652ee75..b6e373a0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -9,7 +9,6 @@ deps =
      lxml
      pyquery
      cairosvg
-     importlib_metadata
 
 setenv =
     COVERAGE_FILE=.cov-{envname}