diff --git a/images/tests_common/test_packages.py b/images/tests_common/test_packages.py
index f19b4596..c180d639 100644
--- a/images/tests_common/test_packages.py
+++ b/images/tests_common/test_packages.py
@@ -98,7 +98,7 @@
     "jupyterlab-git",
     "jupyter-pluto-proxy",
     "python-lsp-server",
-    "mamba",
+     "mamba[version='<2.0.0']",
 ]