diff --git a/hm_pyhelper/hardware_definitions.py b/hm_pyhelper/hardware_definitions.py
index 58eea6a..1149858 100644
--- a/hm_pyhelper/hardware_definitions.py
+++ b/hm_pyhelper/hardware_definitions.py
@@ -522,8 +522,8 @@ def is_raspberry_pi() -> bool:
         'CPU_ARCH': 'arm64',
         'BALENA_DEVICE_TYPE': ['nanopc-t4'],
         'SPIBUS': 'spidev0.0',
-        'SWARM_KEY_URI': ['ecc://i2c-5:96?slot=1'],
-        'ONBOARDING_KEY_URI': ['ecc://i2c-5:96?slot=1'],
+        'SWARM_KEY_URI': ['ecc://i2c-5:96?slot=0'],
+        'ONBOARDING_KEY_URI': ['ecc://i2c-5:96?slot=0'],
         'RESET': 17,
         'MAC': 'wlan0',
         'STATUS': None,
diff --git a/pyproject.toml b/pyproject.toml
index 098e2ad..4c355ce 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "hm_pyhelper"
-version = "0.14.36"
+version = "0.14.37"
 description = "Helium Python Helper"
 authors = ["Nebra Ltd <support@nebra.com>"]
 readme = "README.md"