diff --git a/services/osparc-gateway-server/tests/system/requirements/_test.txt b/services/osparc-gateway-server/tests/system/requirements/_test.txt
index 1376b86d627..c9f52f05564 100644
--- a/services/osparc-gateway-server/tests/system/requirements/_test.txt
+++ b/services/osparc-gateway-server/tests/system/requirements/_test.txt
@@ -38,16 +38,15 @@ cloudpickle==2.2.1
     #   distributed
 coverage==7.2.5
     # via pytest-cov
-dask==2023.5.0
+dask==2023.3.2
     # via
-    #   -c requirements/../../../../dask-sidecar/requirements/_dask-distributed.txt
     #   dask-gateway
     #   distributed
 dask-gateway==2023.1.1
     # via -r requirements/_test.in
 dill==0.3.6
     # via pylint
-distributed==2023.5.0
+distributed==2023.3.2
     # via
     #   -c requirements/../../../../dask-sidecar/requirements/_dask-distributed.txt
     #   dask-gateway