diff --git a/src/uncategorized/BackwardsCompatibility.tw b/src/uncategorized/BackwardsCompatibility.tw
index 7cb6b68ec90faede7879946ac43f33815d5aff83..99bd640145d1e4db2cf746756f78683431de44f5 100644
--- a/src/uncategorized/BackwardsCompatibility.tw
+++ b/src/uncategorized/BackwardsCompatibility.tw
@@ -2835,6 +2835,10 @@ Setting missing global variables:
 	<<set $rations = 0>>
 <</if>>
 
+<<if ndef $lastWeeksCashIncome>>
+	<<setupLastWeeksCash>>
+<</if>>
+
 <<run EconomyDatatypeCleanup()>>
 <<run ArcologyDatatypeCleanup()>>