diff --git a/DESCRIPTION b/DESCRIPTION
index 4035e31..356ba31 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -31,7 +31,8 @@ Suggests:
     ggraph,
     grid,
     vars,
-    testthat
+    testthat,
+    DHARMa
 Enhances:
     rstan,
     tmbstan