diff --git a/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx b/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx
index 500038f3..de1dd727 100644
--- a/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx
@@ -1225,9 +1225,7 @@ ToolRegistry.register<typeof WriteTool>({
   container: "block",
   render(props) {
     const { theme, syntax } = useTheme()
-    const lines = createMemo(() => {
-      return props.input.content?.split("\n") ?? []
-    })
+    const lines = createMemo(() => props.input.content?.split("\n") ?? [], [] as string[])
     const code = createMemo(() => {
       if (!props.input.content) return ""
       const text = props.input.content