diff --git a/Project.toml b/Project.toml
index 4a7dcce0..94d16eba 100644
--- a/Project.toml
+++ b/Project.toml
@@ -25,7 +25,7 @@ Distributions = "0.23.3"
 DistributionsAD = "0.6"
 ForwardDiff = "0.10.3"
 MappedArrays = "0.2.2"
-NNlib = "0.6"
+NNlib = "0.6, 0.7"
 Reexport = "0.2"
 Requires = "0.5, 1"
 Roots = "0.8.4, 1.0"