diff --git a/ui-tui/src/__tests__/cursorDriftRegression.test.ts b/ui-tui/src/__tests__/cursorDriftRegression.test.ts
index 87cee33fe8c9..4ab4e7936395 100644
--- a/ui-tui/src/__tests__/cursorDriftRegression.test.ts
+++ b/ui-tui/src/__tests__/cursorDriftRegression.test.ts
@@ -68,7 +68,7 @@ describe('cursor-drift regression — composer cursorLayout matches Ink renderin
         ).toEqual(expected)
       }
     }
-  }, 10_000)
+  }, 30_000)
 
   it('keeps cursor on the same row when text exactly fills the terminal width', () => {
     // wrap-ansi does NOT push exact-fill text onto a phantom next line.