diff --git a/setup.cfg b/setup.cfg
index 0314c15..84d6982 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -55,7 +55,9 @@ install_requires =
 python_requires = >=3.9
 
 [options.packages.find]
-exclude = tests; testing
+exclude =
+    tests*
+    testing*
 
 [options.entry_points]
 console_scripts = comictagger=comictaggerlib.main:main