diff --git a/DESCRIPTION b/DESCRIPTION
index 5169946ed..f77913c52 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -101,7 +101,7 @@ Suggests:
     scales,
     see (>= 0.11.0),
     survival,
-    testthat (>= 3.2.1),
+    testthat (<= 3.3.1),
     tinyplot (>= 0.6.0),
     tinytable,
     vdiffr,