diff --git a/Project.toml b/Project.toml
index 70659a9..dff20dc 100644
--- a/Project.toml
+++ b/Project.toml
@@ -23,3 +23,4 @@ DeepDiffs = "1"
 JSON3 = "1"
 LoggingExtras = "1"
 SmallZarrGroups = "0.5"
+julia = "1.8"