diff --git a/test/Project.toml b/test/Project.toml
index 2f9f71c..12da218 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -2,3 +2,6 @@
 BenchmarkTools = "6e4b80f9-dd63-53aa-95a3-0cdb28fa8baf"
 LMDB = "11f193de-5e89-5f17-923a-7d207d56daf9"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+
+[compat]
+BenchmarkTools = "1.8.0"