diff --git a/src/Mods/SpecialForce/SpecialForce.js b/src/Mods/SpecialForce/SpecialForce.js
index 78c3cae50bba06fa9f535fb6486acd7a12bc4cb7..47848580fdb58f9128b59ed9746e71bdd5b740cb 100644
--- a/src/Mods/SpecialForce/SpecialForce.js
+++ b/src/Mods/SpecialForce/SpecialForce.js
@@ -316,7 +316,10 @@ App.SF.BC = function() {
 		}
 	}
 
-	delete V.SF.tour; delete V.SF.Caps; delete V.SF.FS.upgrade;
+	delete V.SF.tour; delete V.SF.Caps;
+	if (_.get(V.SF, 'FS.upgrade')) {
+		delete V.SF.FS.upgrade;
+	}
 
 	if (jsDef(V.SF.Squad) && jsDef(V.SF.Squad.Troops)) {
 		V.SF.ArmySize = V.SF.Squad.Troops;