diff --git a/src/event_object_movement.c b/src/event_object_movement.c
index 5a746579d4..ece1bfa631 100644
--- a/src/event_object_movement.c
+++ b/src/event_object_movement.c
@@ -8077,7 +8077,7 @@ static void DoGroundEffects_OnSpawn(struct ObjectEvent *objEvent, struct Sprite
         GetAllGroundEffectFlags_OnSpawn(objEvent, &flags);
         SetObjectEventSpriteOamTableForLongGrass(objEvent, sprite);
         DoFlaggedGroundEffects(objEvent, sprite, flags);
-        objEvent->triggerGroundEffectsOnMove = 0;
+        objEvent->triggerGroundEffectsOnMove = FALSE;
         objEvent->disableCoveringGroundEffects = 0;
     }
 }
@@ -8094,7 +8094,7 @@ static void DoGroundEffects_OnBeginStep(struct ObjectEvent *objEvent, struct Spr
         SetObjectEventSpriteOamTableForLongGrass(objEvent, sprite);
         filters_out_some_ground_effects(objEvent, &flags);
         DoFlaggedGroundEffects(objEvent, sprite, flags);
-        objEvent->triggerGroundEffectsOnMove = 0;
+        objEvent->triggerGroundEffectsOnMove = FALSE;
         objEvent->disableCoveringGroundEffects = 0;
     }
 }
diff --git a/src/field_effect.c b/src/field_effect.c
index 9ef70a1655..d907c3f16d 100644
--- a/src/field_effect.c
+++ b/src/field_effect.c
@@ -2496,7 +2496,7 @@ static void TeleportWarpInFieldEffect_SpinEnter(struct Task *task)
         if (task->data[13] == 0)
         {
             task->data[13]++;
-            objectEvent->triggerGroundEffectsOnMove = 1;
+            objectEvent->triggerGroundEffectsOnMove = TRUE;
             sprite->subspriteMode = task->data[14];
         }
     } else
diff --git a/src/field_player_avatar.c b/src/field_player_avatar.c
index 04aa5383bd..1f0708af22 100644
--- a/src/field_player_avatar.c
+++ b/src/field_player_avatar.c
@@ -1663,6 +1663,10 @@ static void Task_WaitStopSurfing(u8 taskId)
         gPlayerAvatar.preventStep = FALSE;
         UnlockPlayerFieldControls();
         DestroySprite(&gSprites[playerObjEvent->fieldEffectSpriteId]);
+#ifdef BUGFIX
+        // If this is not defined but the player steps into grass from surfing, they will appear over the grass instead of in the grass.
+        playerObjEvent->triggerGroundEffectsOnMove = TRUE;
+#endif
         DestroyTask(taskId);
     }
 }
diff --git a/src/overworld.c b/src/overworld.c
index 2e01a2e52f..e1cb0a1cad 100644
--- a/src/overworld.c
+++ b/src/overworld.c
@@ -3050,7 +3050,7 @@ static void SetPlayerFacingDirection(u8 linkPlayerId, u8 facing)
     {
         if (facing > FACING_FORCED_RIGHT)
         {
-            objEvent->triggerGroundEffectsOnMove = 1;
+            objEvent->triggerGroundEffectsOnMove = TRUE;
         }
         else
         {
@@ -3199,7 +3199,7 @@ static void CreateLinkPlayerSprite(u8 linkPlayerId, u8 gameVersion)
         sprite = &gSprites[objEvent->spriteId];
         sprite->coordOffsetEnabled = TRUE;
         sprite->data[0] = linkPlayerId;
-        objEvent->triggerGroundEffectsOnMove = 0;
+        objEvent->triggerGroundEffectsOnMove = FALSE;
     }
 }
 
diff --git a/src/trainer_see.c b/src/trainer_see.c
index 88f9215f77..51cc64f4a0 100644
--- a/src/trainer_see.c
+++ b/src/trainer_see.c
@@ -595,7 +595,7 @@ static bool8 JumpInPlaceBuriedTrainer(u8 taskId, struct Task *task, struct Objec
     if (gSprites[task->tOutOfAshSpriteId].animCmdIndex == 2)
     {
         trainerObj->fixedPriority = 0;
-        trainerObj->triggerGroundEffectsOnMove = 1;
+        trainerObj->triggerGroundEffectsOnMove = TRUE;
 
         sprite = &gSprites[trainerObj->spriteId];
         sprite->oam.priority = 2;