diff --git a/Project.toml b/Project.toml
index 0cd8a104..e286f2fc 100644
--- a/Project.toml
+++ b/Project.toml
@@ -59,7 +59,7 @@ CSV = "0.9, 0.10"
 Conda = "1"
 CoolProp = "0.1, 0.2"
 Cubature = "1.5.1"
-DSP = "0.7.3"
+DSP = "0.7.3, 0.8"
 DataStructures = "0.18.10"
 Dates = "1.9"
 DelimitedFiles = "1"