diff --git a/asv/plugins/mamba.py b/asv/plugins/mamba.py
index 8e0be1b7b..8fd29cfc7 100644
--- a/asv/plugins/mamba.py
+++ b/asv/plugins/mamba.py
@@ -12,13 +12,20 @@
 except ImportError:
     from yaml import Loader
 
-import libmambapy
-
-from ._mamba_helpers import MambaSolver
 from .. import environment, util
 from ..console import log
 
-WIN = os.name == "nt"
+
+from importlib_metadata import version as get_version
+import libmambapy
+
+if int(get_version(libmambapy).split(".")[0]) <= 2:
+    raise environment.EnvironmentUnavailable(
+        f"libmambapy must be less than 2.0, but got {get_version('libmambapy')}"
+    )
+
+
+from ._mamba_helpers import MambaSolver
 
 # Like Conda, Mamba also needs to be serialized
 util.new_multiprocessing_lock("mamba_lock")