diff --git a/Project.toml b/Project.toml
index 7022e906c..c63171cee 100644
--- a/Project.toml
+++ b/Project.toml
@@ -32,7 +32,7 @@ CTModels = "0.19"
 CTParser = "0.9"
 CTSolvers = "0.5"
 CUDA = "6"
-CUDSS = "0.7"
+CUDSS = "0.7, 0.8"
 CommonSolve = "0.2"
 DiffEqBase = "7"
 DifferentiationInterface = "0.7"