diff --git a/.github/workflows/sitl_sih_tests.yml b/.github/workflows/sitl_sih_tests.yml
index 9041cf9889..b1f4d8794b 100644
--- a/.github/workflows/sitl_sih_tests.yml
+++ b/.github/workflows/sitl_sih_tests.yml
@@ -110,7 +110,7 @@ jobs:
           PX4_HOME_LON: ${{matrix.config.longitude}}
           PX4_HOME_ALT: ${{matrix.config.altitude}}
           PX4_CMAKE_BUILD_TYPE: ${{matrix.config.build_type}}
-        run: test/mavsdk_tests/mavsdk_test_runner.py --speed-factor 100 --model ${{matrix.config.model}} --upload test/mavsdk_tests/configs/sitl_sih.json --verbose
+        run: test/mavsdk_tests/mavsdk_test_runner.py --speed-factor 1 --model ${{matrix.config.model}} --upload test/mavsdk_tests/configs/sitl_sih.json --verbose
         timeout-minutes: 45
 
       - name: Upload failed logs
diff --git a/ROMFS/px4fmu_common/init.d-posix/airframes/10040_sihsim_quadx b/ROMFS/px4fmu_common/init.d-posix/airframes/10040_sihsim_quadx
index 623ee41f1f..4b6f3fdfb9 100644
--- a/ROMFS/px4fmu_common/init.d-posix/airframes/10040_sihsim_quadx
+++ b/ROMFS/px4fmu_common/init.d-posix/airframes/10040_sihsim_quadx
@@ -29,6 +29,12 @@ param set-default CA_ROTOR3_PX -1
 param set-default CA_ROTOR3_PY 1
 param set-default CA_ROTOR3_KM -0.05
 
+# again follows from CA_* params. remove redundancy sometime
+param set-default SIH_L_PITCH 1  # = CA_ROTOR0_PX
+param set-default SIH_L_ROLL 1   # = CA_ROTOR0_PY
+param set-default SIH_T_MAX 6.5 # = default value of CA_ROTOR0_CT
+param set-default SIH_Q_MAX 0.325 # = CA_ROTOR0_KM * SIH_T_MAX
+
 param set-default PWM_MAIN_FUNC1 101
 param set-default PWM_MAIN_FUNC2 102
 param set-default PWM_MAIN_FUNC3 103