diff --git a/.github/workflows/test_sitl_periph.yml b/.github/workflows/test_sitl_periph.yml
index 10fc094de4..1a81791b70 100644
--- a/.github/workflows/test_sitl_periph.yml
+++ b/.github/workflows/test_sitl_periph.yml
@@ -47,7 +47,7 @@ jobs:
       - name: run dronecan dsdlc generator test
         run: |
           PATH="/github/home/.local/bin:$PATH"
-          python modules/DroneCAN/dronecan_dsdlc/dronecan_dsdlc.py -O dsdlc_generated libraries/AP_UAVCAN/dsdl/ardupilot modules/DroneCAN/DSDL/uavcan modules/DroneCAN/DSDL/dronecan modules/DroneCAN/DSDL/com --run-test
+          python modules/DroneCAN/dronecan_dsdlc/dronecan_dsdlc.py -O dsdlc_generated modules/DroneCAN/DSDL/uavcan modules/DroneCAN/DSDL/dronecan modules/DroneCAN/DSDL/com --run-test
 
       - name: build sitl_periph_gps
         shell: bash