diff --git a/src/openrct2-ui/windows/Guest.cpp b/src/openrct2-ui/windows/Guest.cpp
index 1e51bd375e..4864e5a2db 100644
--- a/src/openrct2-ui/windows/Guest.cpp
+++ b/src/openrct2-ui/windows/Guest.cpp
@@ -1792,7 +1792,7 @@ void window_guest_finance_paint(rct_window* w, rct_drawpixelinfo* dpi)
     // Cash spent
     y += LIST_ROW_HEIGHT;
     ft = Formatter::Common();
-    ft.Add<money32>(peep->cash_spent);
+    ft.Add<money32>(peep->CashSpent);
     gfx_draw_string_left(dpi, STR_GUEST_STAT_CASH_SPENT, gCommonFormatArgs, COLOUR_BLACK, x, y);
 
     y += LIST_ROW_HEIGHT * 2;
diff --git a/src/openrct2/GameStateSnapshots.cpp b/src/openrct2/GameStateSnapshots.cpp
index 6cba345f77..f1e371e71c 100644
--- a/src/openrct2/GameStateSnapshots.cpp
+++ b/src/openrct2/GameStateSnapshots.cpp
@@ -271,7 +271,7 @@ struct GameStateSnapshots final : public IGameStateSnapshots
         }
         COMPARE_FIELD(Peep, id);
         COMPARE_FIELD(Peep, cash_in_pocket);
-        COMPARE_FIELD(Peep, cash_spent);
+        COMPARE_FIELD(Peep, CashSpent);
         COMPARE_FIELD(Peep, TimeInPark);
         COMPARE_FIELD(Peep, RejoinQueueTimeout);
         COMPARE_FIELD(Peep, PreviousRide);
diff --git a/src/openrct2/peep/Guest.cpp b/src/openrct2/peep/Guest.cpp
index 7193ad2114..502379e757 100644
--- a/src/openrct2/peep/Guest.cpp
+++ b/src/openrct2/peep/Guest.cpp
@@ -2344,7 +2344,7 @@ void Guest::SpendMoney(money16& peep_expend_type, money32 amount, ExpenditureTyp
     assert(!(gParkFlags & PARK_FLAGS_NO_MONEY));
 
     cash_in_pocket = std::max(0, cash_in_pocket - amount);
-    cash_spent += amount;
+    CashSpent += amount;
 
     peep_expend_type += static_cast<money16>(amount);
 
diff --git a/src/openrct2/peep/Peep.cpp b/src/openrct2/peep/Peep.cpp
index bcca8c6723..8af04ffe43 100644
--- a/src/openrct2/peep/Peep.cpp
+++ b/src/openrct2/peep/Peep.cpp
@@ -1752,7 +1752,7 @@ Peep* Peep::Generate(const CoordsXYZ& coords)
     }
 
     peep->cash_in_pocket = cash;
-    peep->cash_spent = 0;
+    peep->CashSpent = 0;
     peep->TimeInPark = -1;
     peep->PathfindGoal.x = 0xFF;
     peep->PathfindGoal.y = 0xFF;
diff --git a/src/openrct2/peep/Peep.h b/src/openrct2/peep/Peep.h
index 4d9577845e..d0478fa285 100644
--- a/src/openrct2/peep/Peep.h
+++ b/src/openrct2/peep/Peep.h
@@ -679,7 +679,7 @@ struct Peep : SpriteBase
     // window_peep_rides_update for how to use.
     uint32_t id;
     money32 cash_in_pocket;
-    money32 cash_spent;
+    money32 CashSpent;
     int32_t TimeInPark;
     int8_t RejoinQueueTimeout; // whilst waiting for a free vehicle (or pair) in the entrance
     uint8_t PreviousRide;
diff --git a/src/openrct2/rct1/S4Importer.cpp b/src/openrct2/rct1/S4Importer.cpp
index aa3783aea3..98c5c2f50f 100644
--- a/src/openrct2/rct1/S4Importer.cpp
+++ b/src/openrct2/rct1/S4Importer.cpp
@@ -1478,7 +1478,7 @@ private:
 
         dst->id = src->id;
         dst->cash_in_pocket = src->cash_in_pocket;
-        dst->cash_spent = src->cash_spent;
+        dst->CashSpent = src->cash_spent;
         dst->TimeInPark = src->time_in_park;
 
         // This doubles as staff type
diff --git a/src/openrct2/rct2/S6Exporter.cpp b/src/openrct2/rct2/S6Exporter.cpp
index 6e4cc75d51..0ea6caac80 100644
--- a/src/openrct2/rct2/S6Exporter.cpp
+++ b/src/openrct2/rct2/S6Exporter.cpp
@@ -1193,7 +1193,7 @@ void S6Exporter::ExportSpritePeep(RCT2SpritePeep* dst, const Peep* src)
     }
     dst->id = src->id;
     dst->cash_in_pocket = src->cash_in_pocket;
-    dst->cash_spent = src->cash_spent;
+    dst->cash_spent = src->CashSpent;
     dst->time_in_park = src->TimeInPark;
     dst->rejoin_queue_timeout = src->RejoinQueueTimeout;
     dst->previous_ride = src->PreviousRide;
diff --git a/src/openrct2/rct2/S6Importer.cpp b/src/openrct2/rct2/S6Importer.cpp
index f80b34a5bb..7c3ba5ed0e 100644
--- a/src/openrct2/rct2/S6Importer.cpp
+++ b/src/openrct2/rct2/S6Importer.cpp
@@ -1458,7 +1458,7 @@ public:
         }
         dst->id = src->id;
         dst->cash_in_pocket = src->cash_in_pocket;
-        dst->cash_spent = src->cash_spent;
+        dst->CashSpent = src->cash_spent;
         dst->TimeInPark = src->time_in_park;
         dst->RejoinQueueTimeout = src->rejoin_queue_timeout;
         dst->PreviousRide = src->previous_ride;
diff --git a/test/tests/S6ImportExportTests.cpp b/test/tests/S6ImportExportTests.cpp
index 45bd96dcec..5c8fdb154b 100644
--- a/test/tests/S6ImportExportTests.cpp
+++ b/test/tests/S6ImportExportTests.cpp
@@ -215,7 +215,7 @@ static void CompareSpriteDataPeep(const Peep& left, const Peep& right)
     }
     COMPARE_FIELD(id);
     COMPARE_FIELD(cash_in_pocket);
-    COMPARE_FIELD(cash_spent);
+    COMPARE_FIELD(CashSpent);
     COMPARE_FIELD(TimeInPark);
     COMPARE_FIELD(RejoinQueueTimeout);
     COMPARE_FIELD(PreviousRide);