diff --git a/packages/opencode/src/tool/read.ts b/packages/opencode/src/tool/read.ts
index 3b1484cbc0f..f7b41417573 100644
--- a/packages/opencode/src/tool/read.ts
+++ b/packages/opencode/src/tool/read.ts
@@ -25,7 +25,9 @@ export const ReadTool = Tool.define("read", {
     if (!path.isAbsolute(filepath)) {
       filepath = path.join(process.cwd(), filepath)
     }
-    const title = path.relative(Instance.worktree, filepath)
+    const title = Filesystem.contains(Instance.worktree, filepath)
+      ? path.relative(Instance.worktree, filepath)
+      : filepath
 
     await assertExternalDirectory(ctx, filepath, {
       bypass: Boolean(ctx.extra?.["bypassCwdCheck"]),