diff --git a/beniget/beniget.py b/beniget/beniget.py
index e7714d3..5482bf0 100644
--- a/beniget/beniget.py
+++ b/beniget/beniget.py
@@ -202,6 +202,15 @@ def _str(self, nodes):
 # this should probably be assigned to the filename give to DefUseChains instead.
 Builtins["__file__"] = __file__
 
+# Cope with conditionally existing builtins by special-casing them.
+Builtins.setdefault('WindowsError', OSError) # never defined under Linux
+Builtins.setdefault('anext', next) # added in Python 3.10
+Builtins.setdefault('aiter', iter) # added in Python 3.10
+Builtins.setdefault('EncodingWarning', Warning) # added in Python 3.10
+Builtins.setdefault('PythonFinalizationError', RuntimeError) # added in Python 3.13
+# beniget doesn't run Python 3.5 and below, so we don't need to 
+# account for names introduced before Python 3.6
+
 DeclarationStep, DefinitionStep = object(), object()
 
 def collect_future_imports(node):
diff --git a/tests/test_chains.py b/tests/test_chains.py
index 396f66d..544e661 100644
--- a/tests/test_chains.py
+++ b/tests/test_chains.py
@@ -1548,6 +1548,17 @@ class Point:
                        'x -> (<MatchClass> -> (), x -> (<Call> -> ()))',
                        'y -> (<MatchClass> -> (), y -> (<Call> -> ()))'])
 
+    def test_WindowsError_builtin_name(self):
+        # Tests for issue https://github.com/serge-sans-paille/beniget/issues/119
+        code = 'try: 1/0\nexcept WindowsError as e: raise'
+        self.check_message(code, [])
+    
+    def test_newer_Python_version_builtin_name(self):
+        # Tests for issue https://github.com/serge-sans-paille/beniget/issues/119
+        code = ('try: 1/0\nexcept (PythonFinalizationError, EncodingWarning) as e: raise\n'
+                'a,b = anext(), aiter()')
+        self.check_message(code, [])
+
 
 class TestDefUseChainsStdlib(TestDefUseChains):
     ast = _ast