diff --git a/docs/Project.toml b/docs/Project.toml
index 060076341..9adbf357b 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -54,7 +54,7 @@ Ipopt = "1"
 IterTools = "1"
 Juniper = "0.9"
 Manifolds = "0.9"
-Manopt = "0.4"
+Manopt = "0.4, 0.5"
 ModelingToolkit = "9"
 NLPModels = "0.21"
 NLPModelsTest = "0.10"