From 7f530bfd238be9cc8e85048178d1f6e2e86efa00 Mon Sep 17 00:00:00 2001
From: mix <167040362+mixiate@users.noreply.github.com>
Date: Mon, 10 Nov 2025 10:21:28 +0000
Subject: [PATCH] Fix go karts steep to flat not drawing correctly in flat side
 tunnel

---
 distribution/changelog.txt                  | 1 +
 src/openrct2/paint/track/thrill/GoKarts.cpp | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/distribution/changelog.txt b/distribution/changelog.txt
index 351ddd0791..54624bf9ab 100644
--- a/distribution/changelog.txt
+++ b/distribution/changelog.txt
@@ -10,6 +10,7 @@
 - Fix: [#25476] When both RCT2 and RCT1 are present, autodetection fails.
 - Fix: [#25480] The mini track design preview and price are misaligned in Enlarged UI mode.
 - Fix: [#25488] Crash in headless mode.
+- Fix: [#25494] The Go-Karts steep to flat track does not draw correctly in the flat side tunnel.
 - Fix: [objects#401] Round tunnels on down slopes glitch.
 - Fix: [objects#404] Wooden Wild Mine cars incorrectly allow setting a third remap colour.
 - Fix: [objects#408] Australian fountain sets have confusing naming.
diff --git a/src/openrct2/paint/track/thrill/GoKarts.cpp b/src/openrct2/paint/track/thrill/GoKarts.cpp
index 23912c60d7..3c736db264 100644
--- a/src/openrct2/paint/track/thrill/GoKarts.cpp
+++ b/src/openrct2/paint/track/thrill/GoKarts.cpp
@@ -1892,7 +1892,7 @@ static void TrackUp60ToFlatLongBase(
     }
     else if (trackSequence == 3 && (direction == 1 || direction == 2))
     {
-        PaintUtilPushTunnelRotated(session, direction, height + 8, kTunnelGroup, TunnelSubType::Flat);
+        PaintUtilPushTunnelRotated(session, direction, height + 8, kTunnelGroup, TunnelSubType::FlatTo25Deg);
     }
     PaintUtilSetSegmentSupportHeight(session, kSegmentsAll, 0xFFFF, 0);
     static constexpr std::array generalSupportHeights = { 80, 80, 56, 40 };