diff --git a/debian/maintainer_scripts/postinst b/debian/maintainer_scripts/postinst
index ca755ca4acef73daac6993499014607b9c621d18..3d2983f184eabebd15974ddc262b2b19cc018713 100644
--- a/debian/maintainer_scripts/postinst
+++ b/debian/maintainer_scripts/postinst
@@ -1,4 +1,3 @@
 adduser --system --system balloon
 usermod -G gpio -a balloon
-usermod -G spi -a balloon
-setcap 'cap_sys_nice=eip' /usr/bin/balloon_tx_monolith
\ No newline at end of file
+usermod -G dialout -a balloon