diff --git a/Project.toml b/Project.toml
index 0c5754b..9ee3839 100644
--- a/Project.toml
+++ b/Project.toml
@@ -21,7 +21,7 @@ ValueShapes = "136a8f8c-c49b-4edb-8b98-f3d64d48be8f"
 
 [compat]
 ArraysOfArrays = "0.4, 0.5"
-BAT = "3"
+BAT = "3, 2"
 DocStringExtensions = "0.8"
 Measurements = "2"
 ParallelProcessingTools = "0.4"