diff --git a/src/ride/track_paint.c b/src/ride/track_paint.c
index ec9ee4333c..13a8e9edc0 100644
--- a/src/ride/track_paint.c
+++ b/src/ride/track_paint.c
@@ -565,7 +565,7 @@ const rct_xy16 defaultRightHelixUpSmallQuarterBoundLengths[4][3][2] = {
 	{
 		{ {0}, {32, 1} },
 		{16, 16},
-		{ {0}, {32, 20} }
+		{ {0}, {1, 32} }
 	},
 	{
 		{ {20, 32}, {1, 32} },
@@ -583,15 +583,15 @@ const rct_xyz16 defaultRightHelixUpSmallQuarterBoundOffsets[4][3][2] = {
 	{
 		{6, 0},
 		{16, 0},
-		{ {0, 6}, {0, 21} },
+		{ {0, 6}, {0, 27} },
 	},
 	{
-		{ {0}, {0, 21} },
-		{0, 0, 21},
-		{ {0}, {21, 0} },
+		{ {0}, {0, 27} },
+		{0, 0, 27},
+		{ {0}, {27, 0} },
 	},
 	{
-		{ {6, 0}, {21, 0} },
+		{ {6, 0}, {27, 0} },
 		{0, 16},
 		{0, 6},
 	}