diff --git a/chaoslib/hypothesis.py b/chaoslib/hypothesis.py
index e05cf4c..8740756 100644
--- a/chaoslib/hypothesis.py
+++ b/chaoslib/hypothesis.py
@@ -337,7 +337,7 @@ def _(tolerance: dict, value: Any, configuration: Configuration = None,  #noqa:
         if "expect" in tolerance and result is False:
             expect_one_of = tolerance.get("expect_one_of")
             if expect_one_of is not None:
-                    result = values == expect_one_of
+                result = values == expect_one_of
 
         if result is False:
             if "expect" in tolerance and "expect_one_of" in tolerance: