diff --git a/Project.toml b/Project.toml
index 50b30e3..d96dd4e 100644
--- a/Project.toml
+++ b/Project.toml
@@ -13,6 +13,7 @@ SimpleWeightedGraphs = "47aef6b3-ad0c-573a-a1e2-d07658019622"
 SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
 
 [compat]
+SpecialFunctions = "1.3"
 julia = ">= 1.5"
 
 [extras]