diff --git a/src/openrct2/entity/Guest.cpp b/src/openrct2/entity/Guest.cpp
index 2819ffe99c..235a03673b 100644
--- a/src/openrct2/entity/Guest.cpp
+++ b/src/openrct2/entity/Guest.cpp
@@ -7130,7 +7130,7 @@ Guest* Guest::Generate(const CoordsXYZ& coords)
     peep->PeepId = gNextGuestNumber++;
     peep->Name = nullptr;
 
-    money64 cash = (ScenarioRand() & 0x3) * 100 - 100 + gGuestInitialCash;
+    money64 cash = (static_cast<money64>(ScenarioRand() & 0x3) * 100) - 100 + gGuestInitialCash;
     if (cash < 0)
         cash = 0;