diff --git a/docs/Project.toml b/docs/Project.toml
index de56a94..85e9193 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -3,5 +3,5 @@ Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
 NBodySimulator = "0e6f8da7-a7fc-5c8b-a220-74e902c310f9"
 
 [compat]
-Documenter = "0.27"
+Documenter = "0.27, 1"
 NBodySimulator = "1.9"