From 83f137b93975a9794d821db5aa57ed814c2f7984 Mon Sep 17 00:00:00 2001
From: worldspawn <worldspawn@riseup.net>
Date: Fri, 16 Oct 2026 22:08:12 -0600
Subject: [PATCH] Fix case sensitivity in RelativePathToFullPath

---
 Source.Filesystem/BaseFileSystem.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source.Filesystem/BaseFileSystem.cs b/Source.Filesystem/BaseFileSystem.cs
index 0a9a22309..fa660400f 100644
--- a/Source.Filesystem/BaseFileSystem.cs
+++ b/Source.Filesystem/BaseFileSystem.cs
@@ -310,7 +310,7 @@ public ReadOnlySpan<char> RelativePathToFullPath(ReadOnlySpan<char> fileName, Re
 			ISearchPath path = iterator.Current;
 			if (path is DiskSearchPath disk) {
 				if (disk.ExistsOnDisk(filenameNormalized))
-					return ISearchPath.Concat(path, fileName, dest);
+					return disk.GetFullPath(ISearchPath.Concat(path, fileName, dest));
 
 				string resolved = g_AddonFileSystem.ResolveFile(disk.GetFullPath(filenameNormalized));
 				if (resolved.Length != 0) {