diff --git a/docs/Project.toml b/docs/Project.toml
index 6fe081b..86b8c73 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -3,4 +3,7 @@ Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
 Normaliz = "0c79eb54-65aa-11e9-3208-9352110094d3"
 
 [compat]
-Documenter = "0.27"
+Documenter = "1"
+
+[sources]
+Normaliz = {path = ".."}