diff --git a/Project.toml b/Project.toml
index c14333e7..425fc358 100644
--- a/Project.toml
+++ b/Project.toml
@@ -43,7 +43,7 @@ ADTypes = "1.0.0"
 Adapt = "3, 4"
 ArrayInterface = "7.4.2"
 Compat = "4"
-DataStructures = "0.18"
+DataStructures = "0.18, 0.19"
 Enzyme = "0.13"
 FiniteDiff = "2.8.1"
 ForwardDiff = "0.10, 1"