diff --git a/service/fit.py b/service/fit.py
index ea07098e1..8fa36b4d4 100644
--- a/service/fit.py
+++ b/service/fit.py
@@ -242,6 +242,7 @@ class Fit(object):
 
         if self.serviceFittingOptions["useGlobalDamagePattern"]:
             if fit.damagePattern != self.pattern:
+                fit.calculated = False
                 fit.damagePattern = self.pattern
 
         eos.db.commit()