diff --git a/src/Script/ScriptHelpers.ts b/src/Script/ScriptHelpers.ts
index f6da4054e..5d0e971de 100644
--- a/src/Script/ScriptHelpers.ts
+++ b/src/Script/ScriptHelpers.ts
@@ -56,7 +56,7 @@ export function scriptCalculateOfflineProduction(runningScript: RunningScript):
   Player.gainHackingExp(expGain);
 
   const moneyGain =
-    (runningScript.onlineMoneyMade / runningScript.onlineRunningTime) * timePassed * CONSTANTS.OfflineHackingIncome;
+    (runningScript.onlineMoneyMade / Player.playtimeSinceLastAug) * timePassed * CONSTANTS.OfflineHackingIncome;
   // money is given to player during engine load
   Player.scriptProdSinceLastAug += moneyGain;
 
diff --git a/test/jest/Save.test.ts b/test/jest/Save.test.ts
index 9890f8305..65f4f7f38 100644
--- a/test/jest/Save.test.ts
+++ b/test/jest/Save.test.ts
@@ -3,7 +3,8 @@ import "../../src/Player";
 import { loadAllServers, saveAllServers } from "../../src/Server/AllServers";
 import { loadAllRunningScripts } from "../../src/NetscriptWorker";
 import { Settings } from "../../src/Settings/Settings";
-
+import { Player, setPlayer } from "../../src/Player";
+import { PlayerObject } from "../../src/PersonObjects/Player/PlayerObject";
 jest.useFakeTimers();
 
 // Direct tests of loading and saving.
@@ -151,6 +152,9 @@ test("load/saveAllServers", () => {
   // Feed a JSON object through loadAllServers/saveAllServers.
   // The object is a pruned set of servers that was extracted from a real (dev) game.
   jest.setSystemTime(123456789000);
+
+  setPlayer(new PlayerObject());
+  Player.playtimeSinceLastAug = 123456;
   loadStandardServers();
 
   // Re-stringify with indenting for nicer diffs