diff --git a/hy/util.py b/hy/util.py
index b855038..6b26543 100644
--- a/hy/util.py
+++ b/hy/util.py
@@ -34,12 +34,7 @@ def temporary_attribute_value(obj, attribute, value):
     """Temporarily switch an object attribute value to another value."""
     original_value = getattr(obj, attribute)
     setattr(obj, attribute, value)
-
-    try:
-        yield
-    except Exception:
-        pass
-
+    yield
     setattr(obj, attribute, original_value)