diff --git a/benchmarks/asv.conf.json b/benchmarks/asv.conf.json
index 98192b3725..404e0b83dd 100644
--- a/benchmarks/asv.conf.json
+++ b/benchmarks/asv.conf.json
@@ -78,7 +78,7 @@
         "natsort": [""],
         "pandas": [""],
         "memory_profiler": [""],
-        "zarr": [""],
+        "zarr": ["2.18.4"],
         "pytest": [""],
         "scanpy": [""],
         "python-igraph": [""],