diff --git a/Project.toml b/Project.toml
index b01239d091..2ccd4fc116 100644
--- a/Project.toml
+++ b/Project.toml
@@ -66,7 +66,7 @@ MTKDeepDiffsExt = "DeepDiffs"
 [compat]
 AbstractTrees = "0.3, 0.4"
 ArrayInterface = "6, 7"
-BifurcationKit = "0.3"
+BifurcationKit = "0.3, 0.4"
 Combinatorics = "1"
 Compat = "3.42, 4"
 ConstructionBase = "1"