diff --git a/Project.toml b/Project.toml
index 27f5bbca28e..fb826d46b40 100644
--- a/Project.toml
+++ b/Project.toml
@@ -73,7 +73,7 @@ CUDA = "5.8"
 CodeTracking = "1.0.5, 2"
 ConstructionBase = "1.5"
 Convex = "0.16"
-DataStructures = "0.18.15"
+DataStructures = "0.18.15, 0.19"
 DelimitedFiles = "1"
 DiffEqBase = "6.155.2"
 DiffEqCallbacks = "2.35, 3, 4"