diff --git a/tests/test_glance.py b/tests/test_glance.py
index 7313fdd..85d070d 100644
--- a/tests/test_glance.py
+++ b/tests/test_glance.py
@@ -19,7 +19,7 @@
     """
     try:
         to(value)
-    except:
+    except BaseException:
         return False
     return True