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-rw-r--r--python/analytics/credit_default_swap.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/python/analytics/credit_default_swap.py b/python/analytics/credit_default_swap.py
index d0ebe2fb..9351f1dc 100644
--- a/python/analytics/credit_default_swap.py
+++ b/python/analytics/credit_default_swap.py
@@ -157,7 +157,7 @@ class CreditDefaultSwap():
@pv.setter
def pv(self, val):
- self._pv = val / (self.notional * self._factor)
+ self._pv = -val / (self.notional * self._factor)
self._clean_pv = self._pv + self._accrued * self.fixed_rate * 1e-4
self.price = 100 * (1 - self._clean_pv)