diff --git a/Project.toml b/Project.toml
index cd5e0d3c..6f75851c 100644
--- a/Project.toml
+++ b/Project.toml
@@ -13,7 +13,7 @@ MutableArithmetics = "d8a4904e-b15c-11e9-3269-09a3773c0cb0"
 Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
 
 [compat]
-DataStructures = "0.14.2 - 0.18"
+DataStructures = "0.14.2 - 0.18, 0.19"
 Distributions = "0.19 - 0.25"
 FastGaussQuadrature = "0.3.2 - 0.4, 0.5, 1"
 JuMP = "1.18"