diff --git a/packages/models-library/src/models_library/services.py b/packages/models-library/src/models_library/services.py
index a566feba069..84bd5a2b811 100644
--- a/packages/models-library/src/models_library/services.py
+++ b/packages/models-library/src/models_library/services.py
@@ -27,7 +27,7 @@
 DYNAMIC_SERVICE_KEY_RE = r"^(simcore)/(services)/dynamic(/[\w/-]+)+$"
 COMPUTATIONAL_SERVICE_KEY_RE = r"^(simcore)/(services)/comp(/[\w/-]+)+$"
 KEY_RE = SERVICE_KEY_RE  # TODO: deprecate this global constant by SERVICE_KEY_RE
-SERVICE_NETWORK_RE = r"^([a-zA-Z0-9_]+)$"
+SERVICE_NETWORK_RE = r"^([a-zA-Z0-9_-]+)$"
 
 PROPERTY_TYPE_RE = r"^(number|integer|boolean|string|data:([^/\s,]+/[^/\s,]+|\[[^/\s,]+/[^/\s,]+(,[^/\s]+/[^/,\s]+)*\]))$"
 PROPERTY_KEY_RE = r"^[-_a-zA-Z0-9]+$"
diff --git a/services/director-v2/tests/unit/test_modules_dynamic_sidecar_docker_api.py b/services/director-v2/tests/unit/test_modules_dynamic_sidecar_docker_api.py
index 3b7ec2937c7..4746fd5fc01 100644
--- a/services/director-v2/tests/unit/test_modules_dynamic_sidecar_docker_api.py
+++ b/services/director-v2/tests/unit/test_modules_dynamic_sidecar_docker_api.py
@@ -7,6 +7,7 @@
 from uuid import UUID, uuid4
 
 import pytest
+from _pytest.monkeypatch import MonkeyPatch
 from models_library.projects import ProjectID
 from models_library.projects_nodes_io import NodeID
 from settings_library.docker_registry import RegistrySettings
@@ -48,10 +49,8 @@
 
 
 @pytest.fixture
-def dynamic_sidecar_settings(monkeypatch) -> DynamicSidecarSettings:
-    monkeypatch.setenv(
-        "DYNAMIC_SIDECAR_IMAGE", "local/dynamic-sidecar:TEST_MOCKED_TAG_NOT_PRESENT"
-    )
+def dynamic_sidecar_settings(monkeypatch: MonkeyPatch) -> DynamicSidecarSettings:
+    monkeypatch.setenv("DYNAMIC_SIDECAR_IMAGE", "local/dynamic-sidecar:MOCKED")
     return DynamicSidecarSettings(REGISTRY=RegistrySettings())
 
 
@@ -253,6 +252,19 @@ async def _count_services_in_stack(
 # TESTS
 
 
+@pytest.mark.parametrize(
+    "simcore_services_network_name",
+    ("n", "network", "with_underscore", "with-dash", "with-dash_with_underscore"),
+)
+def test_valid_network_names(
+    simcore_services_network_name: str, monkeypatch: MonkeyPatch
+) -> None:
+    monkeypatch.setenv("DYNAMIC_SIDECAR_IMAGE", "local/dynamic-sidecar:MOCKED")
+    monkeypatch.setenv("SIMCORE_SERVICES_NETWORK_NAME", simcore_services_network_name)
+    dynamic_sidecar_settings = DynamicSidecarSettings(REGISTRY=RegistrySettings())
+    assert dynamic_sidecar_settings
+
+
 async def test_failed_docker_client_request(
     missing_network_name: str, docker_swarm: None
 ) -> None: