diff --git a/test/Project.toml b/test/Project.toml
index 93422c4..60d84e4 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -4,5 +4,5 @@ Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
-Documenter = "0.26"
+Documenter = "0.26, 0.27"
 julia = "1"