diff --git a/src/openrct2/GameStateSnapshots.cpp b/src/openrct2/GameStateSnapshots.cpp
index a8af3ac086..c3adcef3cf 100644
--- a/src/openrct2/GameStateSnapshots.cpp
+++ b/src/openrct2/GameStateSnapshots.cpp
@@ -260,7 +260,7 @@ struct GameStateSnapshots final : public IGameStateSnapshots
         COMPARE_FIELD(Peep, action_sprite_image_offset);
         COMPARE_FIELD(Peep, action);
         COMPARE_FIELD(Peep, action_frame);
-        COMPARE_FIELD(Peep, step_progress);
+        COMPARE_FIELD(Peep, StepProgress);
         COMPARE_FIELD(Peep, GuestNextInQueue);
         COMPARE_FIELD(Peep, MazeLastEdge);
         COMPARE_FIELD(Peep, InteractionRideIndex);
diff --git a/src/openrct2/peep/Peep.cpp b/src/openrct2/peep/Peep.cpp
index 918a58d17b..ec38cf1cb9 100644
--- a/src/openrct2/peep/Peep.cpp
+++ b/src/openrct2/peep/Peep.cpp
@@ -1122,8 +1122,8 @@ void Peep::Update()
             stepsToTake += stepsToTake / 2;
     }
 
-    uint32_t carryCheck = step_progress + stepsToTake;
-    step_progress = carryCheck;
+    uint32_t carryCheck = StepProgress + stepsToTake;
+    StepProgress = carryCheck;
     if (carryCheck <= 255)
     {
         auto guest = AsGuest();
diff --git a/src/openrct2/peep/Peep.h b/src/openrct2/peep/Peep.h
index 1410c4c051..d268debab5 100644
--- a/src/openrct2/peep/Peep.h
+++ b/src/openrct2/peep/Peep.h
@@ -661,7 +661,7 @@ struct Peep : SpriteBase
     uint8_t action_sprite_image_offset;
     PeepActionType action;
     uint8_t action_frame;
-    uint8_t step_progress;
+    uint8_t StepProgress;
     union
     {
         uint16_t MechanicTimeSinceCall; // time getting to ride to fix
diff --git a/src/openrct2/rct1/S4Importer.cpp b/src/openrct2/rct1/S4Importer.cpp
index 30a2bb8538..ced597bf2a 100644
--- a/src/openrct2/rct1/S4Importer.cpp
+++ b/src/openrct2/rct1/S4Importer.cpp
@@ -1423,7 +1423,7 @@ private:
         dst->next_flags = src->next_flags;
         dst->var_37 = src->var_37;
         dst->time_to_consume = src->time_to_consume;
-        dst->step_progress = src->step_progress;
+        dst->StepProgress = src->step_progress;
         dst->VandalismSeen = src->vandalism_seen;
 
         dst->type = static_cast<PeepType>(src->type);
diff --git a/src/openrct2/rct2/S6Exporter.cpp b/src/openrct2/rct2/S6Exporter.cpp
index 0b0dd720f0..9bda85e0bd 100644
--- a/src/openrct2/rct2/S6Exporter.cpp
+++ b/src/openrct2/rct2/S6Exporter.cpp
@@ -1182,7 +1182,7 @@ void S6Exporter::ExportSpritePeep(RCT2SpritePeep* dst, const Peep* src)
     dst->action_sprite_image_offset = src->action_sprite_image_offset;
     dst->action = static_cast<uint8_t>(src->action);
     dst->action_frame = src->action_frame;
-    dst->step_progress = src->step_progress;
+    dst->step_progress = src->StepProgress;
     dst->next_in_queue = src->GuestNextInQueue;
     dst->direction = src->PeepDirection;
     dst->interaction_ride_index = src->InteractionRideIndex;
diff --git a/src/openrct2/rct2/S6Importer.cpp b/src/openrct2/rct2/S6Importer.cpp
index fc193f0c54..1e7179fc83 100644
--- a/src/openrct2/rct2/S6Importer.cpp
+++ b/src/openrct2/rct2/S6Importer.cpp
@@ -1447,7 +1447,7 @@ public:
         dst->action_sprite_image_offset = src->action_sprite_image_offset;
         dst->action = static_cast<PeepActionType>(src->action);
         dst->action_frame = src->action_frame;
-        dst->step_progress = src->step_progress;
+        dst->StepProgress = src->step_progress;
         dst->GuestNextInQueue = src->next_in_queue;
         dst->PeepDirection = src->direction;
         dst->InteractionRideIndex = src->interaction_ride_index;
diff --git a/test/tests/S6ImportExportTests.cpp b/test/tests/S6ImportExportTests.cpp
index a684d2c0c1..72ce2ccb2b 100644
--- a/test/tests/S6ImportExportTests.cpp
+++ b/test/tests/S6ImportExportTests.cpp
@@ -204,7 +204,7 @@ static void CompareSpriteDataPeep(const Peep& left, const Peep& right)
     COMPARE_FIELD(action_sprite_image_offset);
     COMPARE_FIELD(action);
     COMPARE_FIELD(action_frame);
-    COMPARE_FIELD(step_progress);
+    COMPARE_FIELD(StepProgress);
     COMPARE_FIELD(GuestNextInQueue);
     COMPARE_FIELD(MazeLastEdge);
     COMPARE_FIELD(InteractionRideIndex);