diff --git a/Project.toml b/Project.toml
index 6ed7fef1..d45eacdc 100644
--- a/Project.toml
+++ b/Project.toml
@@ -31,7 +31,7 @@ Aqua = "0.6"
 BenchmarkTools = "1"
 CellListMap = "0.8.16"
 Chemfiles = "0.9, 0.10"
-ChunkSplitters = "0.1, 1"
+ChunkSplitters = "0.1, 1, 2"
 CpuId = "0.3"
 DocStringExtensions = "0.8, 0.9"
 FortranFiles = "0.6"