diff --git a/docs/Project.toml b/docs/Project.toml
index eed7043..38f8b4e 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -10,6 +10,7 @@ NLPModelsIpopt = "f4238b75-b362-5c4c-b852-0801c9a21d71"
 Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 
 [compat]
+JLD2 = "0.4"
 CTBase = "0.13"
 DocumenterMermaid = "0.1"
 Documenter = "1"