diff --git a/src/controller/python/chip/ChipReplStartup.py b/src/controller/python/chip/ChipReplStartup.py
index 850d85eb90ffed..7bc4988ddd1284 100644
--- a/src/controller/python/chip/ChipReplStartup.py
+++ b/src/controller/python/chip/ChipReplStartup.py
@@ -87,6 +87,8 @@ def mattersetdebug(enableDebugMode: bool = True):
     default="/tmp/repl-storage.json")
 parser.add_argument(
     "-d", "--debug", help="Set default logging level to debug.", action="store_true")
+parser.add_argument(
+    "-t", "--trust-store", help="Path to the PAA trust store.", action="store", default="./credentials/development/paa-root-certs")
 args = parser.parse_args()
 
 chip.native.Init()
@@ -105,7 +107,7 @@ def mattersetdebug(enableDebugMode: bool = True):
 
 caList = certificateAuthorityManager.activeCaList
 
-devCtrl = caList[0].adminList[0].NewController()
+devCtrl = caList[0].adminList[0].NewController(paaTrustStorePath=args.trustStore)
 builtins.devCtrl = devCtrl
 
 atexit.register(StackShutdown)