diff --git a/Project.toml b/Project.toml
index f0c99d9..3afee1c 100644
--- a/Project.toml
+++ b/Project.toml
@@ -59,7 +59,7 @@ Distributions = "0.24, 0.25"
 DrWatson = "1.16, 2.0"
 FFTW = "1.2"
 FileIO = "1.4"
-JLD2 = "0.3, 0.4"
+JLD2 = "0.3, 0.4, 0.6"
 JSON = "0.21"
 Measurements = "2.3"
 OnlineStats = "1"