diff --git a/bitelab/__init__.py b/bitelab/__init__.py
index fd3bca1..3798adc 100644
--- a/bitelab/__init__.py
+++ b/bitelab/__init__.py
@@ -422,7 +422,7 @@ async def release_board(board_id, user: str = Depends(lookup_user),
 			)
 
 		env = os.environ.copy()
-		addkeys = { 'iface', 'ip', 'devfsrule' }
+		addkeys = { 'iface', 'ip', 'devfsrule', 'devfspath' }
 		env.update((k, brd.attrs[k]) for k in addkeys if k in brd.attrs)
 
 		sub = await asyncio.create_subprocess_exec(
@@ -683,6 +683,7 @@ class TestBiteLab(unittest.IsolatedAsyncioTestCase):
 		    json.dumps(dict(ip='192.0.2.10',
 		        iface='epair0b',
 		        devfsrule='14',
+		        devfspath='devpath',
 		    )).encode('utf-8'))
 
 		keydata = 'pubsshkey'
@@ -703,6 +704,7 @@ class TestBiteLab(unittest.IsolatedAsyncioTestCase):
 				ip='192.0.2.10',
 				iface='epair0b',
 				devfsrule='14',
+				devfspath='devpath',
 			),
 		).dict()
 		self.assertEqual(res.json(), brdinfo)
@@ -762,6 +764,7 @@ class TestBiteLab(unittest.IsolatedAsyncioTestCase):
 		env['ip'] = brdinfo['attrs']['ip']
 		env['iface'] = brdinfo['attrs']['iface']
 		env['devfsrule'] = brdinfo['attrs']['devfsrule']
+		env['devfspath'] = brdinfo['attrs']['devfspath']
 
 		# and that it called the release script
 		cse.assert_called_with(self.settings.setup_script, 'release',