diff --git a/Project.toml b/Project.toml
index 201ffddb..5703115e 100644
--- a/Project.toml
+++ b/Project.toml
@@ -45,7 +45,7 @@ DelimitedFiles = "1"
 DifferentiationInterface = "0.6.48"
 Documenter = "1.8"
 FiniteDiff = "2.27.0"
-Interpolations = "0.15"
+Interpolations = "0.15, 0.16"
 LaTeXStrings = "1"
 LinearAlgebra = "1"
 Logging = "1"