1 files changed, 6 insertions, 1 deletions
diff --git a/ez_setup.py b/ez_setup.py
index 4bffc14c..0734d6c5 100644
--- a/ez_setup.py
+++ b/ez_setup.py
@@ -181,7 +181,12 @@ def use_setuptools(
 
 
 def _unload_pkg_resources():
-    del sys.modules['pkg_resources']
+    del_modules = [
+        name for name in sys.modules
+        if name.startswith('pkg_resources')
+    ]
+    for mod_name in del_modules:
+        del sys.modules[mod_name]
 
 
 def _clean_check(cmd, target):