diff --git a/libervia/backend/tools/common/dynamic_import.py b/libervia/backend/tools/common/dynamic_import.py
index f203ed42..7fd44e9a 100644
--- a/libervia/backend/tools/common/dynamic_import.py
+++ b/libervia/backend/tools/common/dynamic_import.py
@@ -20,7 +20,7 @@
 
 from importlib import import_module
 from types import ModuleType
-from typing import Any, Literal
+from typing import Any, Literal, LiteralString
 
 from libervia.backend.core import exceptions
 from libervia.backend.core.log import getLogger
@@ -53,7 +53,7 @@ def import_bridge(name: str) -> ModuleType | None:
     return bridge_module
 
 
-def _load_bridge(bridge_settings: BridgeSettings, verbose: bool = True):
+def _load_bridge(bridge_settings: BridgeSettings, bridge_type, verbose: bool):
     """Load requested bridge.
 
     @raise BridgeInitError: Bridge can't be initialised.
@@ -69,7 +69,7 @@ def _load_bridge(bridge_settings: BridgeSettings, verbose: bool = True):
     # FIXME: temporary class selection, bridges need to be refactored to always use async
     #   classes (and to not use a class starting with a lower case)
     try:
-        bridge_cls = bridge_module.AIOBridge
+        bridge_cls = getattr(bridge_module, bridge_type)
     except AttributeError:
         bridge_cls = bridge_module.bridge
     try:
@@ -81,7 +81,9 @@ def _load_bridge(bridge_settings: BridgeSettings, verbose: bool = True):
         raise exceptions.BridgeInitError from e
 
 
-def load_bridge(config: Settings, verbose: bool = True) -> tuple[Any, BridgeSettings]:
+def load_bridge(
+    config: Settings, verbose: bool = True, bridge_type="AIOBridge"
+) -> tuple[Any, BridgeSettings]:
     """Load and initialise the bridge.
 
     "auto" bridge is handled
@@ -99,7 +101,7 @@ def load_bridge(config: Settings, verbose: bool = True) -> tuple[Any, BridgeSett
         try:
             bridge_settings = DBusBridgeSettings()
             config.bridges = [bridge_settings]
-            bridge = _load_bridge(bridge_settings, verbose=verbose)
+            bridge = _load_bridge(bridge_settings, bridge_type, verbose=verbose)
         except exceptions.BridgeInitError as e:
             if verbose:
                 log.warning(f"Can't load D-Bus bridge: {e}")
@@ -108,13 +110,13 @@ def load_bridge(config: Settings, verbose: bool = True) -> tuple[Any, BridgeSett
             config.bridges = [bridge_settings]
 
     if bridge is None:
-        bridge = _load_bridge(bridge_settings, verbose=verbose)
+        bridge = _load_bridge(bridge_settings, bridge_type, verbose=verbose)
 
     return bridge, bridge_settings
 
 
 async def _load_and_init_bridge(
-    bridge_settings: BridgeSettings, verbose: bool, is_backend: bool
+    bridge_settings: BridgeSettings, bridge_type: str, verbose: bool, is_backend: bool
 ):
     """Load and set requested bridge.
 
@@ -122,7 +124,7 @@ async def _load_and_init_bridge(
     @raise BridgeExceptionNoService: Bridge is initialised, but the backend can't be
         found.
     """
-    bridge = _load_bridge(bridge_settings, verbose)
+    bridge = _load_bridge(bridge_settings, bridge_type, verbose)
     try:
         bridge_post_init = bridge.post_init
     except AttributeError:
@@ -146,13 +148,18 @@ async def _load_and_init_bridge(
 
 
 async def load_and_init_bridge(
-    config: Settings, verbose: bool = True, is_backend=False
+    config: Settings,
+    verbose: bool = True,
+    bridge_type: Literal["AIOBridge", "TwistedBridge"] = "AIOBridge",
+    is_backend=False,
 ) -> tuple[Any, BridgeSettings]:
     """Load and initialise the bridge.
 
     "auto" bridge is handled
 
     @param config: Libervia Settings
+    @param verbose: Logs when a Bridge can't be initialised if True.
+    @param bridge_type: Bridge class to use.
     @param is_backend: Set to True if calling from backend.
     @return: initialised bridge and bridge settings
     @raise BridgeInitError: Bridge can't be initialised.
@@ -172,7 +179,9 @@ async def load_and_init_bridge(
         try:
             bridge_settings = DBusBridgeSettings()
             config.bridges = [bridge_settings]
-            bridge = await _load_and_init_bridge(bridge_settings, verbose, is_backend)
+            bridge = await _load_and_init_bridge(
+                bridge_settings, bridge_type, verbose, is_backend
+            )
         except exceptions.BridgeInitError as e:
             if verbose:
                 log.warning(f"Can't load D-Bus bridge: {e}")
@@ -181,6 +190,8 @@ async def load_and_init_bridge(
             config.bridges = [bridge_settings]
 
     if bridge is None:
-        bridge = await _load_and_init_bridge(bridge_settings, verbose, is_backend)
+        bridge = await _load_and_init_bridge(
+            bridge_settings, bridge_type, verbose, is_backend
+        )
 
     return bridge, bridge_settings