diff --git a/repos/os/src/drivers/nic/spec/linux/main.cc b/repos/os/src/drivers/nic/spec/linux/main.cc
index 1111c0b48..62612cd5b 100644
--- a/repos/os/src/drivers/nic/spec/linux/main.cc
+++ b/repos/os/src/drivers/nic/spec/linux/main.cc
@@ -207,7 +207,7 @@ class Linux_session_component : public Nic::Session_component
 						_mac_addr.addr[2],
 						_mac_addr.addr[3],
 						_mac_addr.addr[4],
-						_mac_addr.addr[5]	);
+						_mac_addr.addr[5]);
 			} catch (...) {
 				/* fall back to fake MAC address (unicast, locally managed) */
 				_mac_addr.addr[0] = 0x02;