diff --git a/docs/Project.toml b/docs/Project.toml
index f2ae81377..7a01b4d6a 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -1,5 +1,6 @@
 [deps]
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
+DynamicExpressions = "a40a106e-89c9-4ca8-8020-a735e8728b6b"
 Gumbo = "708ec375-b3d6-5a57-a7ce-8257bf98657a"
 SymbolicUtils = "d1185830-fcd6-423d-90d6-eec64667417b"