diff --git a/Project.toml b/Project.toml
index 9564d81e8..55b71c144 100644
--- a/Project.toml
+++ b/Project.toml
@@ -30,7 +30,7 @@ GPUArraysCore = "0.1"
 IterativeSolvers = "0.9.2"
 KLU = "0.3.0"
 Krylov = "0.7.11, 0.8"
-KrylovKit = "0.5"
+KrylovKit = "0.5, 0.6"
 RecursiveFactorization = "0.2.8"
 Reexport = "1"
 SciMLBase = "1.32"